21/64" Cobalt Taper Length Drill Bit Shopify Collective This set includes 96 unique

This set includes 96 unique 4 mm bits spanning 20 types

Size: 1/2" Tube to 1/4" NPT

Part Number: 87F200HCS8Y

Part Number DWTSMT15X1

Tap Drill Size 1-19/64"

21/64" Cobalt Taper Length Drill Bit Shopify Collective This set includes 96 uniqueProduct 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 taper 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 accurate drilling.