#33 x 12" Cobalt Aircraft Extension Drill Bit BoltsandNuts.com Grade: High Speed Steel

Grade: High Speed Steel

Part Number: 50X400DPSS

968 Pieces - Coarse & Fine Thread

Part Number BRCT207

Part Number DWTSR1-1214

#33 x 12" Cobalt Aircraft Extension Drill Bit BoltsandNuts.com Grade: High Speed SteelProduct Description Cobalt drill bits are are effective in drilling tough, high tensile strength materials such as cast iron, inconel, stainless steel and titanium. They display high red hardness, permitting speeds up to 30% greater than with conventional M2 high speed steel. They have a 135 split point tip for fast penetration and accurate drilling. Compared to a conventional 118 degree tip, these drills wont go "walking" on you. Ideal for drilling