Special tungsten carbide tip. Copper Silver brazing of carbide head. Special flute design improves penetration without blowback or compacting. Suitable for masonry, stone and brick aggregates. Made in Germany

Industrial quality. Special tungsten carbide tip. Copper Silver brazing of carbide head. Double spiral. Fastest dust removal. Fastest drilling speeds. Clean round holes. Less vibration. Suitable for masonry, stone and brick aggregates. Made in Germany

An all new designed solid 4 x 90˚ head symmetry and 4 symmetrical functioning spiral ridges for fast, accurate and tough drilling through all aggregates, concrete, masonry, brick, stone and rebar. 50% more holes. Drills rebar. No “sticking”. Less breakage. Less vibration. Made in Germany.