Office Accessories - brand name - Diamant Assorted Grinding File Rasp Needle Hand Tools For Metal Woodworking 160mm Metal Wood 160mm Description: Each file uniquely shaped to cover the full range of shaping, forming, carving, engraving and material removal Works on all natural materials: marble, wood, stone, bone, etc Used in deburring, fixing chipped glass, mirror, tile, deling, ceramics, many hobby and professional applications. Includes flat, flat conical, round, knife, half round, three square and square parallel files. The diamond working part of each file is about having a variety of shapes which cannot be easily identified in the photo: flat, flat on one side, rounded on the other, square, triangular, round. specification: Material: stainless steel + high hardness diamond Handle diameter: 3/4/5 mm Total length: 140/160/180 mm Weight: 113/187/287g Package includes: 10pcs needle file