For quick changing between holesaws. Use with Bosch Powerchange cobalt multi-construction holesaws. Quick Change Between Holesaws One Arbor Fits All Diameters Precise Cutting with No Wobble Between Holesaw & Arbor Pilot Drills have Self-Centring Split...

Robust HSS Cobalt pilot drill with large diameter for greater durability. Reinforced shank and close-fitting guide drill produce less play than conventional systems. Suitable for drilling centre holes in preparation for stable work with hole saws. Tip...

Offers more robustness and precision than its predecessor. Reinforced shank provides improved tolerances, creating less play and greater accuracy. Additionally, it enables better guidance, due to its pilot drill bit. Keyless system only requires one simple...