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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.
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...
ORGANIZED KIT IN SOLID METAL CASE – Annular drill bit set includes 11 annular cutters, 2 pilot pins, 1 hex wrench and a sturdy carrying case.
CAUTION - Annular bits are for SINGLE layer drilling only; secure the workpiece firmly, and start with a low feed rate before increasing it once the cutter is 2-3mm into the material.
【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.
【Safety Precaution】: Always wear appropriate personal protective equipment (PPE), including safety glasses, gloves, and protective clothing. Do not attempt to touch or adjust the cutter while it is in operation. Keep hands and other body parts away...
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...
6 LARGE SIZES WITH 2” CUTTING DEPTH – This HSS annular cutter bits set includes 6 outside diameters: 7/8”, 1-1/8”, 1-1/4”, 1-1/2”, 1-3/4”, 2”. Each annular drill cutter has a 2 inch cutting depth for deeper metal drilling applications.
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, Evolution...
ORGANIZED KIT IN STURDY ALUMINUM CASE – Annular drill bit set includes 6 large-size annular cutters, 2 pilot pins and a sturdy aluminum carrying case for organized storage, protection and transport.
CAUTION – Annular bits are for single-layer drilling only. Secure the workpiece firmly, and start with a low feed rate before increasing once the cutter is 2-3mm into the material. Drill press use requires an additional annular cutter arbor, which is...
【High Quality Material】ANGELSWROD HSS annular cutters made with super tough M2 high speed steel (HSS) for wear resistance, clean smooth cuts and superior service life
【Precise Size】11 pcs HSS core drill with Outside Diameter in inches: 7/16",1/2",9/16",11/16",5/8",3/4",13/16",7/8",15/16",1",1-1/16",1 inch cutting depth for each drill cutter
【Premium Manufacturing】CNC-machined high precision annular drill bit set with 3/4 inch Weldon shank (with 2 flats) for secure clamping and edge finish designed for smooth, reamed, burr-free edges of drilled holes
【Wide Application】Compatible with various brands of magnetic drills including Alfra, BDS, Dewalt, Euroboor, Hougen, Ruko
【Caution 1】Remove all screws before installing to avoid installation failure. 【Caution 2】If the drilled cylinder does not fall off naturally, it needs to be forced out by tapping with the pilot pin before drilling 【Caution 3】When drilling...
Make Drilling Tasks Easier: This annular cutter set from Zelcan features multi-cut geometry teeth for fast, precise drilling up to 2 inch deep through steel, aluminum, copper, and other tough materials, making your drilling jobs easier and more efficient
Tough M2 HSS Build: Crafted from robust high-speed steel and hardened to 65 HRC, our drill bits ensure superior strength for faster cutting while withstanding high drilling pressure and forces for lasting performance
Complete Set with Pilot Pins: Our drill bit set includes a full range of sizes—7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1", and 1-1/16"—to cover all your drilling tasks, and comes with 2 pilot pins to ensure precise alignment and...
3/4" Weldon Shank: With its 3/4" Weldon shank, our annular cutter is compatible with most major magnetic drill brands, including Alfra, BDS, Dewalt, Euroboor, Hougen, Ruko, and more
Smooth Drilling & Easy Storage: The spiral groove design of our drill bits efficiently removes chips to prevent clogging, ensuring smoother drilling. The included custom molded case makes transport and organization a breeze
【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...
【Usage Instructions】- To ensure stable cutting and maximize the lifespan of your tool, begin by aligning the two flats of the Weldon shank with the set screws during installation. For optimal performance, always use the recommended cutting fluid...
Annular cutters made with super tough m30al high speed steel (hss) for durability, wear resistance, high efficiency and superior service life
Cnc-machined high precision annular drill bit set with 3/4 inch weldon shank (with 2 flats) for secure clamping and edge finish designed for smooth, reamed, burr-free edges of drilled holes. Use a firm steady pressure throughout the cut for better results
Compatible with various brands of magnetic drills including alfra, bds, dewalt, euroboor, hougen, ruko. Caution: If you want to use this annular cutter on a drill press, you need an extra annular cutter arbor for the drill bit cutter. Arbor is not...
Sturdy plastic case holding one annular cutter, one pilot pin
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.
All-Inclusive Package: This HSS standard kit includes 11pcs Weldon shank cutters (7/16", 1/2", 9/16", 11/16", 5/8", 3/4", 13/16", 7/8", 15/16", 1", 1-1/16"), a hex wrench, a 4.74mmx77mm pilot pin, and a 6.35mmx77mm pilot pin. The pilot pins secure...
【M2 High Speed Steel】Techhyren annular cutter set made of M2 high-speed steel, it offers improved wear resistance and hardness, with a service life 2-3 times longer than standard high-speed steel.
【6pcs Mag Drill Bit Set】Outside Diameter in inches: 1/2", 9/16", 11/16", 13/16", 15/16", and 1-1/16". Each drill bit has a cutting depth of 1 inch. Also included is a 1/4" hexagonal wrench and two 6.35mm x 77mm pilot pins
【3/4" Weldon Shank】Equipped with a Weldon shank, it ensures secure clamping and a smooth, burr-free hole. This reduces vibration and deviation during high-speed cutting, ensuring precision machining. Compatible with most magnetic drill brands on the...
【Application range】 The mag drill bit set is compatible with many brands of magnetic drills and can also be used in mold making, cutting, grinding, precision machining and other fields. It is suitable for a variety of materials such as steel, iron...
【After Sales Service】 If you have any problems after your purchase, please contact us and we'll get back to you promptly
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.
All-Inclusive Package: This HSS standard kit includes six Weldon shank cutters (1", 1-1/8", 1-1/4", 1-1/2", 1-3/4", 2") and two 6.34mmx103mm pilot pins. The pilot pins secure workpieces and provide multiple functions like positioning, coolant control, and...
Last update on 2026-07-18 / 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.
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