Fractional, Jobbers Length. Straight Shank. 135 degree split point begins drilling immediately, minimizing bit ``walk". Heavy-duty web construction for strength and durability. 8 per cent cobalt for much higher hot hardness and abrasion resistance. Recommended for drilling hardened steel, super alloys, titanium and stainless steel.
- COBALT - GOLD OXIDE
- Carded
- Dia.xOA Lgth. Ins.=7/16 x 3-7/16
