16pcs Diamond Chainsaw ener ening Stone Grinding File Tool Silver

Feature: -This stone file is suitable for graining polishing etc. of various materials such as metal stainless steel steel copper wood and plastic. These diamond chainsaw eners are widely used for grinding saw teeth glass jade models bearings machinery and metal rust removal. Specification: * Material: Emery * Color: sliver * Size: Grinding Head Size: 24×4.0mm/0.94×0.16inch，25×4.8mm/0.98×0.19inch，20 x 5.5mm / 0.79 x 0.22 inch(L*D) Shank Diameter: 3mm / 0.12 inch Total Length: 46mm/1.8inch，49mm/1.9inch，45mm / 1.77 inch Package list: 16 x ening Stones