Drill Bit for metal 3.0mm 2pc red cobalt hss-g din 338 milwaukee

metal puuriterad, which is grinded strong excellent kuumuskindlusega koobaltsulam-kiirlõiketerasest according to standard DIN 338. polished finish. Lõhistipuga lõikeots 135° tipunurgaga for better tsentreerimiseks - punch pole needed to use. contain 5% koobaltit. black against for the big puurimiskuumusele. N-type tööosa, normaalnurgaga. suitable for highly alloyed steel and metals (tõmbetugevusega over 1000 N/mm²), like kuumus- and happekindlad terased and stainless steel, for drilling. 3 point handle starting from 5 mm, drill bit kindlamaks for fixing.