Ultra-Max Hammer Drill Bit 6 Cutters compatible SDS-max, with massive carbide head technology(Ceratizit-made carbide cutters), High performance for drilling hard concrete and reinforced concrete, rough stone. Hammer drill level higher than 5KGS to use this series of SDS-max hammer drill bits.

High quality performance for 2Cutter Hammer Drill Bit SDS-plus

High quality performance for 2Cutter Hammer Drill Bit SDS-plus