Entry-level impact drilling – fast, good and reliable.
The Heller ProStone drills well, quickly, and reliably in stone and is especially suitable for use in cordless drills. The 4-flute spiral removes the drilling dust quickly. The stable carbide tip ensures a long service life. The ProStone has a CYL shank.
Quality drill bits for stone
Optimised for masonry
Ideal for use in cordless drills
Quick dust removal thanks to 4-fluted helix
Long service life thanks to stable carbide tip
aerated & porous concrete
sand lime brick
Percussion-drilling in concrete, sand-lime brick, natural stone, brickwork, clinker.