Specifications: Fast repair damaged bolts and tightens the nuts in place. Simplifies the repair process, eliminates the need to replace expensive or hard-to-find hardware. Easy operation, act slowly on the drill bit, and then slightly applying pressure to remove the burr. Effective on stainless steel, hardened steel, mild steel, copper, brass, aluminum, fiberglass, wood, plastic. This deburring chamfer tool is made of CR12MOV steel, high strength and hardness. Item Name: Deburring Tool Material: CR12MOV Features: Durable, Hardness, Easy to Use Total Length: 4.8cm(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Deburring Tool Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin