Pilot core bits

... wet drilling Hand-held or with drill stand Features 11 mm premium roof-shaped segments Maximum drilling progress with minimum effort Best cutting endurance, long service life Smooth pilot ...

... roof-shaoed segments Maximum drilling progress with minimum effort Best cutting endurance, long service life Smooth pilot drilling, quiet running, high concentricity thanks to exact segment positioning ...

... wet drilling Hand-held or with drill stand Features 11 mm premium roof-shaoed segments Maximum drilling progress with minimum effort Best cutting endurance, long service life Smooth pilot ...

... Features 11 mm premium segments Maximum drilling progress Best cutting endurance, long service life Smooth pilot drilling, high concentricity thanks to exact segment positioning

... sand-lime brick and masonry Hand-held or with drill stand with G 1/2" chuck Features Premium segments Large-dimensioned suction holes ensure an efficient removal of the drill ...

... in the cover for easy ejection of the drill core Easy, fast and centric drilling with BST possible (canal construction) Pilot drilling with quick centring bit ...

... in chimney pipes Hand-held or with drill stand 11 mm premium roof-shaped segments Maximum drilling progress with minimum effort Best cutting endurance, long service life Smooth pilot ...

... 11 mm premium segments Maximum drilling progress Best cutting endurance, long service life Smooth pilot drilling, high concentricity thanks to exact segment positioning

... of RR222, RR321 and RR221 with completely new features is key to the long life of this rotary bit. A longer bit life results in fewer bits to recycle, fewer bit changes, ...

... introduces the new RR441 rotary bit with an advanced cutting structure design. The RR441 is an improved version of the RR440, designed to last up to 140 percent longer than comparable rotary bits*. With ...