115 Pcs/Set: 1/16 - 1/2'' by 64ths , No.1 to 60 and A to Z, Solid M35 = H.S.S + 5% Cobalt
With aggressive 135° split points, these cobalt drills bits not only last longer while drilling but also cut faster than standard high-speed steel bits. It's ideal for drilling cast iron, heat-treated steel, stainless steel and other hard materials
Straight shank, ANSI standard
Heat-resistant, Wear-resistant
In strong fitted metal box
Specifications:
Material: High Speed Steel
Angle Point: 135 Degree
Flute Type: Spiral
Shank Type: Straight Shank
Minimum Diameter: 1/16"
Maximum Diameter: 1/2"
Fractional Size: 29PC (1/16' to 1/2' in 1/64th increments)