twist-drill-din-338-n-hss-g
DeWalt Extreme Cobalt HSS-CO Drill Bit 3.5x70mm- The 8% cobalt content maintains a sharper cutting edge and delivers a 4X longer life versus DeWalt Black Oxide bits.
- The optimised tip and flute geometry delivers 2X the penetration speed, versus DeWalt Black Oxide bits, removes material faster and reduces heat build up.
- The stronger central core delivers 2X the resistance to breakage versus DeWalt Black Oxide drill bits.
- The optimised tip and flute geometry delivers 2X the penetration speed, versus DeWalt Black Oxide bits, removes material faster and reduces heat build up.
- The stronger central core delivers 2X the resistance to breakage versus DeWalt Black Oxide drill bits.
