1/2" Carbide Tipped Jobber Length Drill Bit BoltsandNuts.com Drill Bit Size: #21

Drill Bit Size: #21

They are often used in screw machine setup where spindle clearance is limited

Part Number: BIT-DWTMHX12X1

Part Number: BIT-DWDRSD3/8X29/64

Part Number: Assortment Kit #1781149 Pieces - Coarse Thread

1/2" Carbide Tipped Jobber Length Drill Bit BoltsandNuts.com Drill Bit Size: #21Product Description Features heavy duty construction and heat treated body for optimum wear resistance and support of the carbide tip. Used in the production of cast iron, non ferrous metals, and many composite materials such as hard rubber or copper alloys. Not for steel. Brand Drill America Part Number D ACT1 2 Size 1 2" Material Carbide Tipped Finish Uncoated (Bright) Flute Length 4 1 2" Length 6" Point Conventional Point Shank Type Round Point