Features: Brand new and high quality Durability: Made of extremely hard stainless steel with three shaving teeth, let it has the feature of high strength and hardness for durability. Money-saved: Deburring external chamfer tool can quickly grind the tip of compressed or rustys bolt to tapered edge so that can be quickly tightened in place without replacing expensive and hard-to-find fasteners, saving a lot of money, especially when handling fixed bolts that cannot be disassembled. Easy-used: The operation is simple, using the lowest speeds on the drill bit, and then slightly applying pressure to remove the burr of bolt. Safe and pious design means no cuts, no sparks, no burns. Application: Effective on Stainless Steel, Hardened Steel, Mild Steel, Copper, Brass, Aluminum, Fiberglass, Wood, Plastic, no matter it is with or without screw thread. Besides. Satisfaction : We strive to provide each customer with the highest standard of customer service to ensure you have a pleasant shopping experience. If you have any issues, inquiries or need assistance, please feel free to contact us directly. Specifications: Material: Alloy steel Package Includes: 1x Chamfer 1x Wrench note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement.