8 Piece Cobalt Drill Bit Set with Reduced 1/2" Shank, 9/16" - 1", D/ACO

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. Reduced Shank Drills expand the size range capacity of a portable drill chuck.

Place your order by 2 PM and it will ship for next business day delivery in most cases. We utilize reliable 24-hour carrier services whenever available to help ensure your order arrives on time.

A minimum order of $99 is required. Orders meeting this minimum qualify for standard shipping rates. Additional charges may apply for deliveries to remote or hard-to-reach areas, as determined by the carrier.

AAA Industrial Supply does not handle product warranties directly. All warranties, if applicable, are provided and administered by the manufacturer.

Warranty terms, coverage, and claims are subject to the manufacturer’s policies. For warranty support, customers must contact the manufacturer directly with proof of purchase.