high quality hammer drill bit designed for professional use suitable for rotary hammers with SDS-max clamp drill head has X-shaped carbide tips with one main and two additional blades 4-cutter head allows exact spot drilling and due to the reduced vibrations it eliminates the elliptical shaped holes, it also increases the drilling comfort spiral consists of four slots, they allow high spee……

This type of drill is provided with a helical groove, which reduces the frictional resistance of the tool during the drilling. This contributes to a quieter performance and reduces the heating of the tool. The chips created during the drilling are continuously transported off and the sharpness of the blade maintains longer. The tip has a split point, which allows an easy drilling. 3-point grip on ……

When installing wiring boxes in plasterboard, wood, chipboard or OSB panels, the peripheral ring of the wiring box always protrudes.This special bi-metal hole saw with countersink makes it possible to mount the box flush with the wall in one step.A bi-metal hole saw with central drill bit and drill chuck can be used to create the required aperture, while the special countersink ring with tungsten ……