DRILL BIT, 7/16" BLACK OXIDE- FOR STEEL-CARDED

Bosch's 7/16-in x 5-1/2-in black oxide coated fractional jobber drill bit is manufactured to exacting specifications & features a split point that starts on contact with no walking or skating.

Diameter: 7/16 Inch.
Overall Length: 5-1/2 Inch.
Shank: 3/8 Inch.
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.
For use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials.