The tip of the drill bit pre-drills a small guide hole for the screw thread
The bore dust produced is efficiently removed via the special spiral geometry
This six-piece set is ideal if you want to prepare plumbing and electrical installations and drill holes in brick walls and stone
For applications that require clamping
there are knee protectors made of transparent soft plastic specially designed for use on both rough and sensitive surfaces
Hole Saw for Electrical Installations, Ø 68–100 mm 3328000 The tip of the drillWith five quick change blades with diameters of 68, 74, 80, 90 and 100 mm and a cutting depth of 33 mm, the hole saw for electrical installations offers you flexible equipment for preparing electrical installations (e. g. sockets, recessed spotlights). It is ideal for wood and drywall (e. g. plasterboard, OSB). The hexagon shank makes it compatible with all commercially available cordless screwdrivers and power drills. A centring drill bit ( 10 mm)