Lasts up to 2x longer than a standard HSS M3 holesawElectricians and plumbers find holesaws invaluable for installing pipes, electrical boxes and recessed lighting. Ideally, they only want to carry one type of holesaw for the challenges and materials that interior installations bring. That’s why we offer the PRO Multi Material.The PRO Multi Material holesaw features an improved tooth design for fast and smooth holes and high cobalt alloy HSS teeth for a long life. It tackles steel cladding and drywall effectively. The Power Change Plus makes changing holesaws and pilot bits faster and core removal easier.For use with the Bosch Power Change Plus keyless adaptor: offers accuracy and robustness