13/64" Cobalt fractional straight shank drill bit jobbers length - 633/631 series.135 degree split point begins drilling immediately, minimizing bit "walk".Heavy-duty web construction for strength & durability.8% cobalt for much higher hot hardness and abrasion resistance.Recommended for drilling hardened steel, super alloys, titanium and stainless steel.
07.jpg "Uni-Ram Corp."){kind=small}
