1. sds plus shank Hole cutter for concrete, , Masonry and stone drilling.2. material:carbon steel body,tungsten carbide tips:YG8C.40CR steel shank.3.Dia sizes:30-160mm etc for choices.4.widely used in hard material in construction and installation i
1. sds plus shank Hole cutter for concrete, , Masonry and stone drilling.2. material:carbon steel body,tungsten carbide tips:YG8C.40CR steel shank.3.Dia sizes:30-160mm etc for choices.4.widely used in hard material in construction and installation i