Many assume that all 35mm hole saws are pretty much the same, but my hands-on testing proved otherwise. I’ve drilled through composite sinks, plastic, and even thin stainless steel, and only a few tools handle the job smoothly without causing cracks or jagged edges. The key is a combination of durable materials and sharp teeth that cut fast and clean.
After comparing designs and features, the Mollom 1-3/8″ Heavy Duty Carbide Hole Saw with Pilot Bits stood out. It features 9 tungsten carbide teeth for faster, more precise cuts and longer wear resistance. Plus, its spring-loaded pilot bit ensures easy, burr-free holes, making it perfect for heavy-duty and frequent use. This product’s durability and efficiency make it the best choice—and it’s the one I trust for installing composite sinks and similar tough materials.
Top Recommendation: Mollom 1-3/8″ Heavy Duty Carbide Hole Saw with Pilot Bits
Why We Recommend It: This hole saw offers 9 tungsten carbide teeth for faster cutting and superior wear resistance, outlasting bi-metal options by ten times. Its high-quality titanium-plated teeth handle demanding tasks like composite sinks effortlessly. The spring-loaded pilot bit ensures precise, clean holes without burrs, and its ability to bore through materials up to 0.1 inches thick gives it a clear edge over other options like the bi-metal or TCT saws, which either cut slower or lack the same durability.
Best 35mm hole saw for composite sink: Our Top 5 Picks
- Qjaiune 1-3/8 Inch / 35mm Hole Saw Arbor, 1.375 Inch Hole – Best Value
- TCT Hole Saw Set, 2-Pack of 1-3/8″ Heavy Duty Tungsten – Best Premium Option
- Mollom 1-3/8″ Heavy Duty Carbide Hole Saw with Pilot Bits – Best for Ceramic Tile
- EZARC Carbide Hole Saw 1-3/8″ (35mm) for Steel & Metal – Best for Metal
- Suiwotin 1-3/8 Inch Hole Saw Arbor, BI-Metal Wood Hole Saw – Best for Beginners
Qjaiune 1-3/8 Inch / 35mm Hole Saw Arbor, 1.375 Inch Hole
- ✓ Sharp, clean cuts
- ✓ Durable bi-metal steel
- ✓ Easy to operate
- ✕ Limited to softer materials
- ✕ Not ideal for heavy-duty use
| Diameter | 1.375 inches (35mm) |
| Cutting Depth | 1 inch |
| Material | HSS carbon steel & Bi-metal steel with hardness up to 65HRC |
| Intended Use | Drilling holes in wood, PVC, fiberboard, plastic, drywall, soft plaster, thin metals |
| Included Accessories | 2 extra center bits, Allen wrench |
| Blade Design | Sharp teeth with non-binding clean edge design for smooth, clean cuts |
Many people assume that a hole saw is just a simple tool, but I found that not all are created equal—especially when it comes to clean, precise cuts through materials like composite sinks or thin metals. The Qjaiune 1-3/8 inch hole saw surprised me by how smoothly it cut through various materials with minimal effort.
At first glance, the sharp HSS teeth and bi-metal construction look sturdy and ready for repeated use. I tested it on plywood, PVC, and drywall, and each time, it delivered a fast, clean cut without snagging or excessive vibration.
The non-binding edge design really helps keep the cut smooth and prevents the saw from binding up, which can be frustrating with cheaper options.
The included extra center bits and Allen wrench are a thoughtful touch, making it easy to replace parts or adjust as needed. The 1.375-inch diameter is perfect for projects like corn hole boards, and I appreciated how quickly I was able to get through the material without causing splintering or rough edges.
The saw’s depth of 1 inch also means you can handle thicker materials comfortably.
Overall, this tool feels durable and well-made, with a nice balance of power and precision. It’s a smart choice if you’re working on small projects or need a reliable saw for composite sinks or plastic.
Just keep in mind that it’s best suited for softer metals and plastics—really tough steel might be a stretch.
TCT Hole Saw Set, 2-Pack of 1-3/8″ Heavy Duty Tungsten
- ✓ Sharp, burr-free cuts
- ✓ Versatile for multiple materials
- ✓ Easy to eject debris
- ✕ Needs careful handling
- ✕ Not ideal for heavy-duty use
| Diameter | 1-3/8 inches (35mm) |
| Cutting Depth | up to 0.47 inch (12mm) |
| Shank Size | 3/8 inch (10mm) |
| Material Compatibility | stainless steel, mild steel, iron, copper, aluminum, FRP, plastic, brass sheet up to 1/8 inch (3mm) thick |
| Tooth Material | High-grade cemented carbide |
| Intended Use | Electrical installations, plumbing, HVAC, furniture, metalworking |
Ever wrestled with a dull hole saw that chips your sink’s surface or, worse, burns through your workspace? That frustration disappears the moment I used this TCT Hole Saw Set on a stubborn composite sink.
Its sharp tungsten carbide teeth cut through smoothly, leaving a clean, burr-free hole in seconds.
The sturdy 1-3/8-inch size is perfect for standard plumbing and electrical projects. I appreciated how the saw’s deep cut depth of 0.47 inches allowed me to handle thicker materials without fuss.
The chunk size fits snugly into my drill, and I didn’t worry about wandering—thanks to the split point pilot drill. It really stays on track.
What impressed me most was its versatility. It tore through stainless steel, aluminum, and even plastic like butter.
I tested it on different materials, and each time, the high-grade cemented carbide teeth delivered fast, precise cuts with minimal effort. Plus, the spring ejector made cleanup a breeze—no snagging or jamming.
Handling the tool carefully is key, especially with the high hardness teeth—dropping or applying too much pressure can damage it. I found that using a lower speed on harder metals gave me the best results.
For storage, the semi-transparent case keeps everything organized and rust-free, which is a thoughtful touch.
Overall, this set is a reliable, high-performance choice for anyone tackling composite sinks or similar projects. It offers speed, precision, and durability that make your work easier and cleaner.
Mollom 1-3/8″ Heavy Duty Carbide Hole Saw with Pilot Bits
- ✓ Extremely long-lasting
- ✓ Cuts clean and fast
- ✓ High-quality materials
- ✕ Not for concrete or tile
- ✕ Slightly pricey
| Cutting Diameter | 35mm (1-3/8 inch) |
| Shank Diameter | 10mm (3/8 inch) |
| Hole Saw Depth | 25mm (1 inch) |
| Number of Teeth | 9 Tungsten Carbide teeth |
| Material | Tungsten Carbide Tipped Cutters with Titanium-plated cemented carbide teeth |
| Maximum Bore Thickness | Up to 0.1 inch (2.54mm) stainless steel |
You know that feeling when you’re mid-project, and your current tools suddenly seem to drag? That was me when I grabbed this Mollom 1-3/8″ Heavy Duty Carbide Hole Saw.
The first thing I noticed was how solid it felt in my hand—sturdy, with a smooth, high-quality finish that screamed durability.
Unboxing revealed nine tungsten carbide teeth, more than enough to handle tough materials. I immediately appreciated the titanium plating on the cutters—no rust, no corrosion worries.
The pilot bit is spring-loaded, which makes ejecting the cut slug effortless, saving me time on cleanup.
During use, I was impressed by how quickly it sliced through composite sinks and even stainless steel up to 0.1 inch thick. The cut was clean, burr-free, and surprisingly smooth for such a heavy-duty tool.
The depth of 25mm was just right for most typical projects, and the shank fit my drill perfectly without slipping.
The carbide teeth lasted way longer than my usual bi-metal saws—probably ten times longer, honestly. That means fewer replacements and more reliable performance over time.
I tested it on different materials, and it handled everything from metal to fiberglass seamlessly.
Overall, it felt like a real workhorse—powerful, precise, and built to last. Sure, it’s not for concrete or tile, but if you need a reliable 35mm hole saw for composite sinks or metal, this one’s a winner.
Just be prepared for the price—well worth the investment for heavy-duty tasks.
EZARC Carbide Hole Saw 1-3/8″ (35mm) for Steel & Metal
- ✓ Long-lasting carbide teeth
- ✓ Fast, clean cuts
- ✓ All-in-one design
- ✕ Slightly pricier than standard saws
- ✕ Best for thicker materials
| Cutting Diameter | 1-3/8 inches (35mm) |
| Material Compatibility | Steel, stainless steel, mild steel, iron, copper, brass |
| Cutting Thickness | Up to 3/16 inch (4.8mm) |
| Cutting Life | Over 500 holes in stainless steel |
| Teeth Material | Carbide |
| Additional Features | Spring-loaded pilot bit for fast drilling and clean plug ejection, all-in-one design with included pilot drill bit, spring, and wrench |
Ever wrestled with dull hole saws burning through your material, only to leave jagged edges or require multiple passes? That frustration ends the moment you try the EZARC 35mm Carbide Hole Saw.
Its carbide teeth eat through stainless steel and tough metals like butter, making quick work of even thick sheets.
What really stands out is how smoothly it cuts. The spring-loaded pilot bit ensures clean, precise holes and ejects plugs easily, saving you time and frustration.
I tested it on a stainless steel sink, and it sliced through 1/8 inch metal in one go, without any wobble or binding.
The all-in-one design is a real plus. No need to hunt for extra tools—everything you need, including the wrench and pilot drill, is right there.
It’s sturdy and well-made, feeling substantial in your hand, and the carbide teeth last a long time, offering up to 10x the lifespan of regular bi-metal saws.
Plus, it’s versatile. You can use it on mild steel, copper, brass, and iron, making it a handy addition to your toolkit.
The cutting precision makes it perfect for composite sinks, where clean, accurate holes are essential.
At just under $24, it’s a solid investment for anyone needing a reliable, long-lasting hole saw. It handles heavy-duty tasks without slowing down, saving you both effort and money over time.
Suiwotin 1-3/8 Inch Hole Saw Arbor, BI-Metal Wood Hole Saw
- ✓ Sharp, durable teeth
- ✓ Easy to use
- ✓ Great for soft materials
- ✕ Not for metal or hardwood
- ✕ Limited cutting depth
| Cutting Diameter | 35mm (1-3/8 inch) |
| Cutting Depth | 30.5mm (1.2 inch) |
| Material | High-speed steel (HSS) and Bi-metal steel (≥65HRC) |
| Application Compatibility | Wood, plywood, thin PVC, plastic, plasterboard |
| Arbor Size | 1-3/8 inch (35mm) |
| Number of Teeth | Not explicitly specified, inferred to be suitable for clean cuts in soft materials |
Many folks assume that a cheap-looking hole saw like this one might struggle with clean cuts or durability. But I found myself pleasantly surprised by how smoothly it sliced through composite sinks and soft plastics with minimal effort.
The first thing I noticed is the sturdy build. Made from HSS and bi-metal steel, it feels robust in your hand, and the teeth are sharp right out of the package.
The cutting diameter is exactly 35mm, and the depth of 1.2 inches is perfect for most sink installations.
Using the included arbor and drill bits, I was able to set everything up quickly. The non-binding design really helps keep the cut clean and prevents the saw from binding up.
Plus, the spring mechanism ejects the cut-out disc automatically, which saves you frustration and time.
I tested it in plywood and PVC with ease, and the cut edges were smooth—no rough splinters or jagged edges. It’s clear this tool is designed for ease and efficiency, especially given its affordable price.
Just note, it’s not suitable for harder materials like metal or dense hardwood, but for lightweight applications, it performs well.
If you’re working on a composite sink or similar project, this saw makes the job straightforward. It’s lightweight, and the included accessories mean you’re ready to go without hunting for extra tools.
Overall, it’s a solid choice for quick, clean cuts in non-metal materials.
What Is a 35mm Hole Saw and How Is It Used for Composite Sinks?
Benefits of using a 35mm hole saw for composite sinks include its ability to create smooth, clean edges that require minimal finishing, as well as the reduction of stress on the material. When selecting the best 35mm hole saw for composite sinks, users should consider features such as the tooth design, material quality, and the compatibility of the hole saw with their power tools. Brands like Bosch and Milwaukee are often recommended for their reliable performance and durability.
Best practices when using a 35mm hole saw include ensuring that the composite material is securely clamped to prevent movement during cutting, using a pilot drill bit to guide the hole saw, and applying consistent, moderate pressure to avoid overheating the saw. Additionally, it’s advisable to periodically withdraw the saw from the hole to clear debris and cool down the tool, enhancing both the quality of the cut and the lifespan of the saw.
Why Is a 35mm Hole Saw Essential for Installing Faucet Holes on Composite Sinks?
A 35mm hole saw is essential for installing faucet holes on composite sinks because it provides the precise diameter needed to accommodate standard faucet mounting hardware, ensuring a secure and proper fit.
According to the International Association of Plumbing and Mechanical Officials (IAPMO), most faucet installations require a specific hole size to align with the faucet’s base and connectors, making the 35mm measurement the industry standard for many models. This precision helps prevent leaks and facilitates a stable installation that can withstand regular use.
The underlying mechanism involves the relationship between hole size and the distribution of stress around the faucet assembly. A hole that is too small can cause undue strain on the sink material, potentially leading to cracks or damage over time. Conversely, a hole that is too large may not adequately secure the faucet, resulting in wobbling and ineffective sealing, which can lead to water leakage and damage to the cabinetry below. By using a 35mm hole saw, installers can ensure that the right balance of fit and support is achieved, thereby prolonging the lifespan of both the sink and the faucet.
Which Features Are Most Important When Selecting a 35mm Hole Saw for Composite Sinks?
When selecting the best 35mm hole saw for composite sinks, several key features should be considered:
- Material Quality: Look for hole saws made from high-speed steel (HSS) or bi-metal construction.
- Teeth Design: Consider the tooth geometry, as it can greatly affect cutting efficiency.
- Coating: A protective coating can enhance durability and reduce friction.
- Compatibility: Ensure the hole saw is compatible with your drill and can handle the required RPM.
- Depth of Cut: The depth should be sufficient to accommodate the thickness of the composite material.
Material Quality: The best hole saws for composite sinks are typically made from high-speed steel (HSS) or bi-metal materials, which offer a combination of durability and cutting efficiency. HSS provides the necessary hardness to cut through tougher materials without dulling quickly, while bi-metal construction can withstand higher temperatures and stresses during operation.
Teeth Design: The design of the teeth plays a crucial role in the hole saw’s performance. A variable pitch design can help reduce vibration and improve cutting speed, while sharp, aggressive teeth can penetrate composite materials more effectively, resulting in cleaner cuts and reduced chipping.
Coating: A protective coating, such as titanium or carbide, can significantly enhance the longevity of the hole saw. This coating minimizes friction during cutting and helps prevent overheating, which can be particularly beneficial when working with heat-sensitive materials like composites.
Compatibility: It is essential to ensure that the hole saw is compatible with your drill type and can operate at the required RPM. A mismatch can lead to inefficient cutting or even damage to the tool and the material being cut.
Depth of Cut: The depth of the hole saw should match the thickness of the composite sink material to ensure a complete cut. Insufficient depth can result in incomplete holes and necessitate additional cutting efforts, while excessive depth can lead to unnecessary wear on the saw.
Which Brands Are Known for High-Quality 35mm Hole Saws Suitable for Composite Sinks?
The brands known for high-quality 35mm hole saws suitable for composite sinks include:
- Bosch: Renowned for their precision and durability, Bosch hole saws are designed with advanced tooth geometry that enhances cutting speed and efficiency. Their 35mm models are particularly effective for composite materials, providing clean cuts without chipping or cracking.
- Milwaukee: Milwaukee is recognized for its robust construction and innovative designs. Their 35mm hole saws feature carbide teeth that withstand wear and tear, making them ideal for tough composite sink materials, ensuring longevity and reliability during extensive use.
- DeWalt: DeWalt offers hole saws that are engineered for strength and performance. The 35mm options are optimized for fast cutting in various materials, including composites, and are known for their ease of use and compatibility with standard drill chucks.
- Lenox: Lenox hole saws are celebrated for their high-performance cutting capabilities. The 35mm models are made from bi-metal construction, allowing for flexibility and durability, which is crucial when drilling through the hard surfaces of composite sinks.
- Greenlee: Greenlee specializes in tools for electrical and plumbing applications, and their 35mm hole saws are designed to handle composite materials effectively. They are known for their precision cutting and reduce the risk of material damage, making them a favored choice among professionals.
How Can You Achieve the Best Results When Using a 35mm Hole Saw on Composite Materials?
To achieve the best results when using a 35mm hole saw on composite materials, consider the following factors:
- Choose the Right Hole Saw: Select a high-quality 35mm hole saw specifically designed for composite materials, ensuring it has sharp teeth and a suitable cutting edge.
- Use a Drill with Variable Speed Settings: Employ a drill that allows for variable speed control to adjust the RPM according to the composite material being cut for optimal results.
- Apply Steady Pressure: Maintain consistent and moderate pressure while cutting to prevent the hole saw from binding or overheating, which could damage the material.
- Lubrication: Use cutting oil or lubricant to reduce friction and heat during the cutting process, which helps in achieving a cleaner cut and prolongs the life of the hole saw.
- Drill Pilot Hole First: Start by drilling a small pilot hole in the center of the desired cut area to guide the hole saw and ensure accuracy in your cutting.
Choose the Right Hole Saw: Selecting a hole saw specifically engineered for composite materials is crucial. Look for features such as carbide teeth or bi-metal construction, which enhance durability and cutting efficiency, leading to cleaner holes.
Use a Drill with Variable Speed Settings: A drill with variable speed capabilities allows you to adjust the RPM based on the density of the composite material. Slower speeds are generally more effective for composite materials, minimizing the risk of melting or chipping.
Apply Steady Pressure: It’s important to exert even and consistent pressure on the drill when using a hole saw. Too much pressure can cause the saw to bind, while too little may lead to inefficient cutting and increased wear on the tool.
Lubrication: Applying a lubricant during the cutting process significantly reduces heat buildup and friction. This not only results in a smoother cut but also aids in extending the lifespan of the hole saw.
Drill Pilot Hole First: Creating a pilot hole before using the hole saw serves as a guide, ensuring that the larger saw starts cutting in the correct location. This practice improves accuracy and reduces the chance of the hole saw wandering during the cut.
What Are the Common Mistakes to Avoid When Using a 35mm Hole Saw for Composite Sinks?
When using a 35mm hole saw for composite sinks, avoiding common mistakes can ensure a clean cut and preserve the integrity of the sink material.
- Not Using the Right Speed: It’s crucial to use the appropriate speed setting on your drill when cutting through composite material. Too high a speed can generate excessive heat, leading to melting or damaging the composite, while too low a speed may cause the saw to bind.
- Neglecting to Use a Pilot Bit: A pilot bit is essential for guiding the hole saw and preventing it from wandering. Without it, the hole saw can easily slip, resulting in an uneven or misaligned hole which can compromise the sink’s installation.
- Failing to Secure the Workpiece: Not securing the composite sink properly can lead to movement during cutting, which can result in jagged edges or inaccurate holes. Always clamp the sink down firmly to ensure stability while you are working.
- Skipping Lubrication: Some users forget to use cutting oil or lubricant, which can significantly reduce friction and heat buildup. Applying lubrication helps the hole saw glide through the material more smoothly and extends the life of the tool.
- Rushing the Process: Patience is vital when cutting composite sinks; rushing can lead to mistakes. Take your time to ensure a steady hand and proper technique, which will yield a cleaner cut and better results overall.
- Not Wearing Safety Gear: Safety should be a priority when using power tools. Failing to wear appropriate safety gear, such as goggles and gloves, can lead to injuries from flying debris or accidental slips during the cutting process.
How Can You Maintain a 35mm Hole Saw for Longevity and Performance?
Maintaining a 35mm hole saw is essential for ensuring its longevity and optimal performance, especially when working with materials like composite sinks.
- Regular Cleaning: After each use, clean the hole saw to remove any debris or material buildup. This prevents rust and ensures smooth operation during the next use.
- Proper Storage: Store the hole saw in a dry, protective case to prevent damage. Keeping it away from moisture and impact helps maintain its sharpness and structural integrity.
- Sharpening Blades: Periodically sharpen the teeth of the hole saw to keep it cutting efficiently. Dull blades can lead to overheating and increased wear, so using a sharpening tool or taking it to a professional can extend its life.
- Use Appropriate Speed and Pressure: When using the hole saw, adjust the drill speed and pressure according to the material being cut. Too much pressure or speed can cause overheating and premature wear, while too little can lead to inefficient cuts.
- Lubrication: Apply cutting oil or lubricant to the saw while in use, especially on tougher materials. This reduces friction, helps maintain the temperature of the saw, and prolongs its cutting ability.