kwbCobalt HSS-E Metal Drill Bit Diameter 4.2 mm with Special Tip Grinding for Excellent Dimensional Accuracy when Drilling Hard-to-Machine Materials with Cordless Screwdrivers and Drills

الوصف

kwbCobalt HSS-E Metal Drill Bit Diameter 4.2 mm with Special Tip Grinding for Excellent Dimensional Accuracy when Drilling Hard-to-Machine Materials with Cordless Screwdrivers and Drills