ORXPLUS Tools Deburring Chamfer & Countersink Bit Kit 3 pack, Drill Bit, Remove Burr for Fit 1/2" 1 3/8"(3mm 35mm)

Function: Ideal for repairing damaged screws and fasteners. Hard steel could use lubricating oil to improve tool performance Easy to use - This deburring chamfer tool set works by shearing metal layer by layer. Use the lowest speed on the drill, and then lightly apply pressure to remove the burr. Safe, conscientious design means no cut hands, no sparks, and no burns. Wide range of applications: Effective for use on hardened steel, mild steel, copper, brass, wood, fiberglass, and hard plastic. Size for 3–19 mm parts have a 6.35mm quick change hex shank for all handheld and stationary drills. Drill bits use 0 - 400 rpm in a clockwise direction. Size for 13-35mm part has a 9mm hex shank for cordless drills. Use the drill at only 0–150 rpm clockwise. Great design and material: Hard, durable blades and good cutting ability. And the tool acquires many countries, such as Europe, USA, Taiwan, etc.