Full Set of Deburring Tools:-Handle + 10 extra BS1010 deburring blades. Definitely a metal blade deburring tool pack. Sharp and Durable Blades:-The blades are made of hardened high-speed steel, which makes edge sharpness and hardness and excellent blade toughness. Hardness : 62-65HRC, long time using manual deburring tool for you. Manual manual operation, easy and flexible to use. Easy to Use:- With 360 degree rotation, the blade of this metal deburring cutter will meet any angle, especially the difficult corner to reach. Quickly remove burrs from nylon, ABS and PLA without melting the filament. Comfortable non-slip handle:-Length of handle 12.5cm (4.9 inches) and handle of the burr is made of ABS material, which makes you feel comfortable and safe to hold this burr handle deburrer. Wide Applications:- From DIY projects to home use to professional industrial applications, works on metal, steel, copper, aluminum, plastic, PVC, tin, trunking, etc. Maximum to satisfy your need for edge deburring tool.