L Cobalt Long Threaded Shank Drill Bit Shopify Collective Part Number DWDRSD22

Part Number DWDRSD22

Part Number DWDTLCO13/32

Part Number DWDDL12X5/8

Part Number DWDTS2-7/32

Part Number DMOD36

L Cobalt Long Threaded Shank Drill Bit Shopify Collective Part Number DWDRSD22Product Description Threaded shank drill bits are type D adapter style. They are made from M42 8% cobalt and are manufactured to NAS 965 Type "D" specifications. They have 135 heavy duty split point and surface treated for drilling hard, tough, high tensile strength materials. When drilling low tensile strength materials, the Type "D" cobalt drill will have a significantly greater tool life than the NAS 965 Type B high speed steel adapter drill,