Drill America DWDRSD Series Qualtech High-Speed Steel Economy Reduced-Shank Drill Bit, Black Oxide Finish, 1/2" Round Shank, Spiral Flute, 118 Degrees Conventional Point, 1-1/8" Size (Pack of 1)

The Bosch line of metal drill bits offers a solution for every professional application. Each bit is manufactured to exacting specifications and features a split point that starts on contact with no walking or skating, eliminating the need for a center punch. Bosch black oxide bits offer superior durability, speed and selection to support most general-purpose applications.

SPEED HELIX DESIGN FOR THREE TIMES FASTER DRILLING THAN STANDARD BITS
LAST 50% 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
SPEED HELIX DESIGN FOR THREE TIMES FASTER DRILLING THAN STANDARD BITS
LAST 50% 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

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Bosch BL2163 9/16 in. x 6 in. Fractional Reduced Shank Black Oxide Drill Bit;