Round File Chainsaws Sharpening Diamond Chainsaw Sharpener Abrasive Tools Micro-carving Needle

Label:Yes Quantity: 5pcs Total length: Approx. 45mm/1.77inch; Good for Craftsman Black and Decker or other Rotary Tool Product name: Diamond Drill Color: Silver Material: Diamond Grinding diameter: 3mm/0.11inch,4mm/0.16inch,5mm/0.19inch; Length of Grinding: Approx. 10mm/0.39inch; Shank diameter: Approx. 3mm/0.11inch; Feature: 1.Alloy electroplated diamond grinding rod mill. 2.Fine workmanship, easy sanding, durable. 3.Mainly used for grinding, mold processing and repair, stone carving child, carved, line cutting, grinding, engraving, jade carving, glass engraving, cleaning casting, forging, welding pieces of flash, burrs, weld. Teeth grinding. Various mechanical parts chamfering and groove processing. Pipe cleaning, the hole and surface finishing parts. 4.Can be installed for use on electric grinder, engraving hine, pneumatic engraving pen. Package Include: 5x Diamond Drills Notice: 1.1cm=10mm=0.39inch. 2.Please allow 1-2mm error due to manual measurement and make sure you do not mind before ordering. 3.Please understand that colors may exist chromatic aberration as the different placement of pictures.