4Pcs Deburring External Chamfer Tool with Tungsten Carbide Blade, Hakkin Bolt Deburring Chamfering Drill Bit Remove Burr Tools, All Thread Deburring Tool with Hex Shank - Fits 1/8" to 1" (3-25mm)

1.Easy to work- Attaching the deburring external chamfer tool to the end of your power drill, Use the lowest speed on the drill bit, and then slightly applying pressure to remove the burr. 2.Cost-Effective- Hakkin deburring external chamfer tool can be used for repairing damaged bolt and tightening the nuts in place. You do not need to spend time and money to find hard-to-find or expensive replacement bolts. 3.Safety Design- Quickly repairs damaged bolts and tightens the nuts in place without hurting your hand, no sparks, and no burns; Simplifies the repair process. 4.Using proper speeds and feeds-Drill use 0-500 RPMs. Fit 1/8" to 1" (3-25 mm) 5.Widely Application-Effectively used in Stainless Steel, Hardened Steel, Mild Steel, Copper, Brass, Aluminum, Fiberglass, Wood, Plastic

• Two Sizes of Chamferers Bit - Dimensions More - 1/4" up to 1"（5-25mm） and 1/8" up to 13/16"（3-20mm）, providing versatility for different applications. Suitable for a variety of materials such as mild steel, copper, brass, wood, plastics
• Quick-Release Hex Shank - Excellent Design - Deburring tool has a quick-release hexagon shank compatible with most devices, allowing quick and easy tool changes. The hollow-carved design aids in chip removal, reduces debris buildup, and helps dissipate heat during deburring
• HSS＆Tungsten Carbide Blade - Superior Material and Hardness - The deburring external chamfer tool has 3pcs carbide blades, crafted from high-quality materials, this drill bit offers exceptional durability and hardness, ensuring long-lasting performance even in demanding applications
• Smooth Design＆Effortless Working - Easily shaves down the outer edges of a screw/bolt/pipe/rod and remove the burr. Quickly repairs damaged bolts and tightens the nuts in place without hurting your hand. Simplifies the screw thread repair process. The deburring chamfer tool drill bit is designed with a chip discharge port, allowing for smooth and efficient chip removal during usage ensuring a cleaner and more precise chamfering process
• Efficient＆Safe Operation - How to Use - Begin at the lowest speed and slightly apply pressure to remove burrs, then gradually increase speed. DO NOT activate the driver until the bit fully covers the screw/bolt to avoid control issues. Using lubricating oil can improve performance