2 8mpa dth hammers

76mm drill bit CIR70-76 bits using on mining and architectural engineering. Characteristics of low air pressure series dth drill bit: The dth drill bit is a kind of bit which is used with the submersible ... Read More Get Best Price

CIR110 DTH hammer bits , diameter from 110mm to 200mm. QIDELI drilling tools CIR110 series is the most used product in mining, It's a kind of drill bit which is cost-effective and energy saving. the hole ... Read More Get Best Price

Non-standard low air pressure dth bits for CIR110 hammer, Dia 110~200mm 1. Our company focus on CIR series DTH hammer and bits production more than 15 years. 2. We have the most complete specifications for low ... Read More Get Best Price

CIR90 series dth bits , most widly use product in world,energy saving and cost effective CIR90 series is the most used product in mining, It's a kind of drill bit which is cost-effective and energy saving. the ... Read More Get Best Price

CIR150 series button bits, round button for big holes, dia from150mm~300mm Our company is one of the earliest manufacturers with mature production technology of low-pressure drilling tools in China. Our company ... Read More Get Best Price