Description
Alpen Drill Bit Solid Carbide 6.0mm Corded_Routers The outer coats: a paper The outer coats: a paper backing (E paper) and a size coat made of synthetic resin Three flutes (M3 M10) and four flutes (M12 M20) for extra chip clearance Solid Carbide Drill Bit as they can drill through metal as well as concrete