1/2" Stepped Point Cobalt Drill Bit with 3-Flat Shank Quantity:1 If the counterbored portion is

If the counterbored portion is shallow (1/8" or less)

Part Number DWTH3-114NPS

Part Number DWD60J-SET

Part Number DWDDL8X7/64

3/16 inch (SAE) slotted

1/2" Stepped Point Cobalt Drill Bit with 3-Flat Shank Quantity:1 If the counterbored portion isProduct Description Drill America gold Stepped Point Cobalt Drill Bits start easier, drill faster, increase lifespan and reduce heat compared to standard drill bits. They can be used to enlarge existing holes or to create new, smoother holes in a wide range of materials such as acrylics, steel, metal, brass and other hard metals. These drills have a 135 degree split point tip and a 3 flat shank to prevent spinning. Brand Drill America Part Number GSC1