Hi, Changsha SOLLROC Engineering Equipments Co., Ltd is a professional supplier of rock drilling tools for mining, well-drilling, construction, etc
Our products including DTH hammers and bits(1" to 24"), RC hammers and bits(3", 4", 5" and 6"), drill rods(dia. 3" , 3 1/2", 4 1/2", etc.), button bits for tophammer for T38, T45, T51, GT60, ST58, T68.