Accessories grinding -10pcs super wear-resistant diamond round triangle corundum file 4 x 160 suits Highlights generic brand 10pcs super wear-resistant diamond round triangle corundum file 4 x 160 suits Description: Durable anti-wear handle , thickened, excellent material, made of 100% gold steel sand titanium plating. A high hardness object that can be graded. The electroplating process USES the emery galvanizing deposition process, is firm and wear-resistant, does not drop sand. Eco-friendly non-slip handle ergonomically designed for comfortable grip. File or cut the surface and hole, groove of the metal part. Rasps can be used to cut threads or remove burrs. Specification: Material: Emery 3 x 140 suits File size: 3 x 140mm wide 4 x 160 suits File size: 4 x 160mm wide 5 x 180 suits File size: 5 x 180mm wide Package includes : Round triangular diamond file 10 pieces 1 clear bag