kwb Cobalt HSS-E Metal Drill Bit, Diameter 4 mm, with Special tip Grinding for Excellent Dimensional Accuracy When Drilling Difficult to Machine Materials with Cordless Screwdrivers and Drills HSS Cobalt Twist Drill Bit
kwb Cobalt HSS-E Metal Drill Bit, Diameter 4 mm, with Special tip Grinding for Excellent Dimensional Accuracy When Drilling Difficult to Machine Materials with Cordless Screwdrivers and Drills
Product Features
- The cobalt HSS-E metal drill bits are precision tools in accordance with DIN 338 for excellent dimensional accuracy of the bore
- The right-hand cutting, bronzed steel drills are precision ground and correspond to the type N drill with a normal spiral for medium-length chipping material
- Thanks to the special steel composition of HSS and 5% cobalt, the spiral drill bit is extremely durable due to its heat resistance and low wear
- Due to the industrial quality, the cylindrical HSS drill bits for steel are standardised and precisely processed
- The metal drill bits are ideal for hard to machine materials, such as alloyed and unalloyed steel, stainless steel, cast iron, bronze and plastics