Cookies and audience measurement
We use Google Analytics to measure how the site is used and to improve our content. It only loads with your consent: you can decline at no cost and change your mind at any time. Privacy policy
This post contains affiliate links. As an Amazon Associate we earn from qualifying purchases.
Our picks are based on Amazon bestseller rankings, Amazon customer ratings, and product availability. We update our recommendations regularly to ensure accuracy.
Annular cutters are essential for efficient and precise metal drilling, especially in construction and fabrication. Selecting the right cutter ensures clean cuts, extends tool life, and improves safety. This guide will help you navigate the key features to consider when making your purchase.
Premium M2AL High-Speed Steel & High Compatibility: With excellent wear resistance and high-temperature resistance, this annular cutter set has a longer lifespan, enduring the test of time and providing lasting support for your work. Our accessories are...
Innovative Geometric Blade: Our mag drill bits feature unique pointed and flat blades to ensure each blade carries a moderate load, speeding up the cutting process. Say goodbye to chip jams and hello to smoother, faster cutting across various materials.
Large Capacity Circular Groove: Powerful chip ejection capability ensures smooth chip discharge, preventing jams and increasing efficiency. Our annular bits provide fast drilling speed for smoother operations.
On-the-Go Convenience: This slugger cutter comes with a carefully designed portable case with a comfortable handle for easy transport anytime, anywhere. The foam design enhances durability, ensuring tool security.
INDUSTRIAL-GRADE M2AL HSS CUTTERS – Made with super tough M2AL high speed steel (HSS) for durability, wear resistance, heat resistance and long service life. Built for professional metalworking users who need sharp cutting performance and reliable...
FASTER DRILLING WITH CLEAN HOLE FINISH – CNC-machined annular cutters cut faster than standard drill bits by removing only the hole edge instead of the entire hole area. Our core drill is designed to produce smooth, reamed, burr-free holes with minimal...
11 COMMON SIZES WITH 1" CUTTING DEPTH – Extensive HSS annular cutter and assortment includes 11 outside diameters: 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1", 1-1/16". Each drill cutter has a 1 inch cutting depth for standard-depth...
SECURE 3/4" WELDON SHANK FIT – 3/4 inch Weldon shank with 2 flats provides secure clamping, reduced vibration and stable cutting performance. Compatible with major magnetic drill brands including Alfra, BDS, Champion, Dewalt, Euroboor, Hougen, Milwaukee...
【Cost-effective combination】: A combination of six commonly used sizes of annular cutters with a 1-inch cutting depth(1/2", 9/16", 11/16", 13/16", 15/16", 1-1/16"). It also includes 1 piece of 1/4” hex wrench and 2 pieces of 6.35mm x 77mm pilot...
【M2 HSS】: M2 high-speed steel has excellent hardness (usually 62 - 65 HRC), toughness and wear resistance after heat treatment.(2-3x Longer Life than normal HSS Drill Bits！)
【Weldon Shank】: The design of the Weldon Shank effectively reduces vibration and deviation of the sheet metal drill during high-speed rotational cutting, ensuring machining precision. It is easy to install and compatible with most brands of magnetic...
【Multiple Application Scenarios】: The annular cutter set is suitable for various metals, such as Steel, Aluminum, Copper, etc. It is widely used in industrial fields, including machining, repair, mold manufacturing, etc.
Premium M2AL High-Speed Steel & High Compatibility: With excellent wear resistance and high-temperature resistance, this annular cutter set has a longer lifespan, enduring the test of time and providing lasting support for your work. Our accessories are...
Innovative Geometric Blade: Our mag drill bits feature unique pointed and flat blades to ensure each blade carries a moderate load, speeding up the cutting process. Say goodbye to chip jams and hello to smoother, faster cutting across various materials.
Large Capacity Circular Groove: Powerful chip ejection capability ensures smooth chip discharge, preventing jams and increasing efficiency. Our annular bits provide fast drilling speed for smoother operations.
On-the-Go Convenience: This slugger cutter comes with a carefully designed portable case with a comfortable handle for easy transport anytime, anywhere. The foam design enhances durability, ensuring tool security.
Premium M2AL High-Speed Steel & High Compatibility: With excellent wear resistance and high-temperature resistance, this annular cutter set has a longer lifespan, enduring the test of time and providing lasting support for your work. Our accessories are...
Innovative Geometric Blade: Our mag drill bits feature unique pointed and flat blades to ensure each blade carries a moderate load, speeding up the cutting process. Say goodbye to chip jams and hello to smoother, faster cutting across various materials.
Large Capacity Circular Groove: Powerful chip ejection capability ensures smooth chip discharge, preventing jams and increasing efficiency. Our annular bits provide fast drilling speed for smoother operations.
On-the-Go Convenience: This slugger cutter comes with a carefully designed portable case with a comfortable handle for easy transport anytime, anywhere. The foam design enhances durability, ensuring tool security.
【What You Get】The KEENTECH Annular Cutter Set is a comprehensive 11-piece cutters, covering essential diameters from 7/16" to 1-1/16" — specifically 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1", and 1-1/16". Every cutter in the...
【Higher Speed Cutting】- KEENTECH TCT Annular Cutters – engineered to cut faster, last longer, and outperform conventional HSS tools. Featuring an ultra-hard carbide-tipped head and a innovative triple-edge design, the workload is evenly distributed...
【Better Heat Resistance】- Don't let the heat slow you down! KEENTECH mag drill bits are tipped with premium carbide, engineered to withstand intense temperatures without losing their edge. That means exceptional hardness for faster feeds, cleaner...
【Clean & Crisp Cutting】- For flawless results in high-precision machining, choose KEENTECH TCT Drill Bits. The ultra-sharp cutting edges require less force, ensuring an exceptionally smooth process with reduced friction. This not only delivers a...
【Cost-effective combination】: A combination of 11 commonly used sizes of annular cutters with a 1-inch cutting depth(7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1", 1-1/16"). It also includes 1 piece of 1/4” hex wrench and 2 pieces...
【M2 HSS】: M2 high-speed steel has excellent hardness (usually 62 - 65 HRC), toughness and wear resistance after heat treatment.(2-3x Longer Life than normal HSS Drill Bits)
【Weldon Shank】: The design of the Weldon Shank effectively reduces vibration and deviation of the sheet metal drill during high-speed rotational cutting, ensuring machining precision. It is easy to install and compatible with most brands of magnetic...
【Multiple Application Scenarios】: The annular cutter set is suitable for various metals, such as Steel, Aluminum, Copper, etc. It is widely used in industrial fields, including machining, repair, mold manufacturing, etc.
INDUSTRIAL-GRADE M2AL HSS CUTTERS – Made with super tough M2AL high speed steel (HSS) for durability, wear resistance, heat resistance and long service life. Built for professional metalworking users who need sharp cutting performance and reliable...
FASTER DRILLING WITH CLEAN HOLE FINISH – CNC-machined annular cutters cut faster than standard drill bits by removing only the hole edge instead of the entire hole area. Our core drill is designed to produce smooth, reamed, burr-free holes with minimal...
11 COMMON SIZES WITH 2" CUTTING DEPTH – Extensive HSS annular cutter and assortment includes 11 outside diameters: 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1", 1-1/16". Each drill cutter has a 2 inch cutting depth for standard-depth...
SECURE 3/4" WELDON SHANK FIT – 3/4 inch Weldon shank with 2 flats provides secure clamping, reduced vibration and stable cutting performance. Compatible with major magnetic drill brands including Alfra, BDS, Champion, Dewalt, Euroboor, Hougen, Milwaukee...
【Cost-effective combination】: A combination of 11 commonly used sizes of annular cutters with a 2-inch cutting depth(7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1", 1-1/16"). It also includes 2 pieces of 6.35mm x 77mm pilot pins.
【M2 HSS】: M2 high-speed steel has excellent hardness (usually 62 - 65 HRC), toughness and wear resistance after heat treatment.(2-3x Longer Life than normal HSS Drill Bits)
【Weldon Shank】: The design of the Weldon Shank effectively reduces vibration and deviation of the sheet metal drill during high-speed rotational cutting, ensuring machining precision. It is easy to install and compatible with most brands of magnetic...
【Multiple Application Scenarios】: The annular cutter set is suitable for various metals, such as Steel, Aluminum, Copper, etc. It is widely used in industrial fields, including machining, repair, mold manufacturing, etc.
Last update on 2026-10-17 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Annular Cutters
Maintenance and Safety
Proper maintenance extends the life of your annular cutters. Always keep them sharp; dull cutters generate excessive heat and can lead to poor performance. Use appropriate cutting fluid or coolant to lubricate the cut, reduce friction, and prevent overheating. When using annular cutters, always wear safety glasses and ensure the workpiece is securely clamped to prevent movement during operation.
Frequently Asked Questions
What is the difference between an annular cutter and a twist drill?
Annular cutters remove material around the edge of a hole, creating a plug. Twist drills remove material from the center outwards, creating chips. Annular cutters are generally faster and produce cleaner holes for larger diameters.
What materials can annular cutters be used on?
Annular cutters are primarily used for drilling metal, including steel, stainless steel, cast iron, and aluminum. With the right type of cutter (e.g., carbide) and proper technique, they can also be used on some plastics.
How do I choose the right cutting fluid?
Cutting fluids reduce friction, cool the bit and workpiece, and help evacuate chips. For general metal drilling, a semi-synthetic or synthetic coolant is often recommended. Always consult the cutter manufacturer's guidelines for specific material recommendations.
How often should annular cutters be sharpened?
The frequency of sharpening depends on the material being cut and the volume of work. Dull cutters will generate more heat and require more force. Visually inspect the cutting edges for wear or damage; if performance degrades, it's time to sharpen or replace.
What is the benefit of a cobalt annular cutter?
Cobalt-infused high-speed steel (HSS) cutters offer increased hardness and heat resistance compared to standard HSS. This allows them to cut tougher metals and maintain their sharpness for longer periods, especially in demanding applications.
As an Amazon Associate, we earn from qualifying purchases. Product prices and availability are accurate as of the date/time indicated and are subject to change.
Before You Go!
Get the latest deals and product comparisons delivered to your inbox.
