Compatible Device Model: The hex shank deburring tool suitable for Lithium electric drills, hand electric drills, bench drills, etc. Cost-Effective: These deburring extermal 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. Achieve Flawless Edges: Trans form rough edges into smooth perfection effortlessly with Deburring Chamfer Tool. Tools with carbide tips maintain a sharper cutting edge better than steel tools. And they generally produce a better finish when cutting. providing a cleaner and smoother cut. In short, quick release hex shank deburring tool cut cleaner, faster. ADVANCED TUNGSTEN CARBIDE BLADES: Engineered with 3 high-grade tungsten carbide blades, this deburring chamfer tool delivers unrivaled sharpness and durability for extended usage without frequent replacements HEX-SHANK QUICK-RELEASE DESIGN:Deburring external chamfer tool adopts a detachable design with a quick release hex shanks, fits most drills. Start with the lowest speed, slightly apply pressure to remove the burr, and Increase the speed as needed OPTIMAL COMPATIBILITY:Hex shank deburring tool for metal fits most drills. Drill use 0-400 RPMs. Quick change 1/4" shank, can be used to repair damaged/flatted bolts of virtually any material FIT SIZE:The 3-in-1 quick release hex shank deburring tool for metal takes a large working diameter (Large：3/16”-1”, 5mm-25mm，Small: 1/8" - 13/16", 3mm-20mm). Effectively used in Stainless Steel, Hardened Steel, Mild Steel, Copper, Brass, Aluminum, Fiberglass, Wood, Plastic and so on HEX SHANK DEBURRING EXTERNAL CHAMFER TOOL:Easily shaves down the outer edges of a screw/bolt/pipe/rod and remove the burr. Bolt thread repair with quick release shank fits the nuts in place without hurting your hand, and no sparks. Simplifies the repair process.