Bosch's 26 piece letter metal index drill bit set is made of black oxide which offers superior durability, speed and selection to support most general-purpose applications. Discover more drill bits at HomElectrical.com today!
- 26 Piece Set.
- Includes Diameters A through Z.
- 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.