Irwin (928) 3016009 3016009 - DRL BIT 9/64 X 2-7/8 COBALT

3016009. 9/64 Inch Cobalt High Speed Steel Drill Bit. 135 deg split-point tip starts drilling immediately and eliminates walking. Engineered with Cobalt for high heat and abrasion resistance. Tough metal drilling, including heavy-duty abrasive alloy metal drilling on hardened steel (heat-treated). Twist drill bits hss-135 degree point jobber length straight shank dia.x oa lgth 9/64 inch x2-7/8 High speed steel with M-35, five percent cobalt, for higher heat and abrasion resistance; heavy duty web construction for strength and durability. Split point begins drilling immediately, minimizing bit walk when used in applications such as metal drilli ng, including heavy duty abrasive alloy metal drilling on hardened steel (heat-treated).