BOSCH BL2139 1-Piece 3/16 In. x 3-1/2 In. Fractional Jobber Black Oxide Drill Bit for Applications in Light-Gauge Metal, Wood, Plastic-Fast Shipping

Description

Speed helix design for three times faster drilling than standard bits

Last 50 percent longer than high-speed steel

Easier drilling, reduced heat and extended drill bit life

Available in jobber length, stubby length, extended length (aircraft), 1/2 In. reduced shank (Silver and Deming)

For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials