1/4" 3-Flute Cobalt Drill Bits, M35 Metal Drill Bits for Metal and Steel, 3-Flats Shank, 135 Degree Split Point, for Hardened Steel, Stainless Steel, 10-Piece
3-Flute Design: The special 3-flute design enables the drill holes to have higher roundness, smoother walls, better chip removal, and heat dissipation
M35 Cobalt High-Speed Steel: Made from industrial-grade M35 high-speed steel with 5% Cobalt for enhanced durability with better hardness and wear resistance
3-Flats Shank: Prevent the shank from spinning in the chuck for a secure grip
135° Split Point Tip: Offer precise and faster drilling performance with less walking
Wide Application: Ideal for drilling through hard metals, such as hardened stainless steel, cast iron, aluminum alloys, and more
