ORXPLUS Tools 3PC External & Internal Deburring Chamfer Tool Kit

Feature Great for repairing damaged bolts and fasteners. Hard steel could use lubricating oil to improve tool performance, Easy to use This deburring chamfer tool kit works by a way of shearing metal layer by layer. Using the lowest speed on the drill bit, and then slightly applying pressure to remove the burr. Safety conscientious design means no cut hands, no sparks, and no burns. Wide Application Effective applied to hardened steel, mild steel, copper, brass, wood, fiberglass and hard plastic. Size for 3 19mm of parts have a 1 4 quick change hex shank to fit all handheld and stationary drills. Drill use 0 400 RPM in a Clockwise direction only Size for 13 35mm of part has 9mm hex shank to fit cordless drill. Drill use 0 150 RPM in a Clockwise direction only. Great Design Material Hard Durable blades and it has a good cutter ability. And the tool acquires many countries patent, such as Europe, U. S. A, Taiwan, etc