9.00mm Cobalt Jobber Length Drill Bit, D/ACO Series Quantity:1 Shoulder Diameter: 5/16"

Shoulder Diameter: 5/16"

Size: 19/64"

24 Hole Metal Compartment Tray

Extension taps are used for tapping the hubs of pulleys for oila caps or set screws

9.00mm Cobalt Jobber Length Drill Bit, D/ACO Series Quantity:1 Shoulder Diameter: 5/16"Product 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. These drill bits are jobber (standard) length with a round shank for use in a wide range of tool holding systems. They have a 135 split point tip for fast penetration and