kwb 050640 Carbide metal Concrete twist drill bit 4.0 mm Total length 100 mm Hex 1 pc(s)

SUPER ROCKER® CONCRETE and stone drills

Concrete and stone drill with hexagonal holder, according to ISO 5468, hard-metal equipped, high temperature soldered, wide and deep-supported hard metal plate, hexagonal support shaft, chip-lifting, asymmetrically shaped drill spiral for optimum drilling dust transport, hammer-proof high-performance drill for all rotary and impact drills, color black burnished blank, ground surface, for granite, concrete, masonry, natural and artificial stone, sand-lime brick.

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