SOLLROC is offering quality down the hole hammer 1" to 15" and hammer drill bit shank available DHD, SD, Mission, QL, etc for drilling string in drilling rigs. Our products are proven in more than 30 countries and areas. We established long term business relationship with dealers, drilling contractor and mines.
Our hammers and bits are used in quarries, blasting hole drilling in mines, HHD drilling, water well drilling, reverse circulation drilling, etc.显示更多