Bosch black oxide bits offer superior durability, speed and selection for most general purpose applications. Best for cutting holes into metal and work equally well in wood and plastic drilling. Use in steel, copper, aluminum, brass, oak, maple, MDF, pine, PVC, polycarbonate, acrylic, ABS, nylon and composite materials.
- Available in jobber length, stubby length, extended length (aircraft), 1/2 in. reduced shank (Silver and Deming)
- Lasts 50% longer than high-speed steel
- Speed helix design for three times faster drilling than standard bits
- Easier drilling, reduced heat and extended drill bit life