specifications1.Button bits, connection tapered or threaded, diameter from 33mm to 127mm;
2.Cross bits, connection tapered or threaded, diameter from 28mm to 95mm;
3.Coupling sleeves, R25, R32, R38, T38, T45, T51;
4.Down the hole hammers, similar or equal DHD, COP, Numa and S...
Products: rock wool insulation,
rock salt lamps