air pressure 4 inch DHD340 drilling DTH hammer bits mining machinery parts for drilling rig Size :4 inch Model:SHD4 Brand: Siruite Shank :DHD340 Foot valve: With Certificate: API 7-1 Pin Connection: 2 3/8" API reg Air Pressure: High Pressure N/W,G/W : 48kg/ 54kg Dimenstion:1200*110*110mm Application : ore /coal mining,deep water drilling,energy drilling Send Inquiry Live Chat(WA) Product Detail Tags: mining machinery partsdrilling rig partshammer bits Share: PREVIOUS:High Speed 31-2inch IR35 DHD3 1-2 vaveless DTH hammer DTH bits for mining deep well drilling NEXT:high air pressure DHD360 6inch DTH hammer for deep water well drilling and mining Related Products 311mm rotary rock drilling TCI tricone bit IADC537 for underground vertical water well drilling 7 1-2 inch 190mm high quality mill tooth kingdream bits steel tooth tricone bits ore mining mineral drilling 75mm PDC diamond drilling bits 311mm chuanshi CS brand new rotary drill TCI tricone bits for sandstone and limestone drilling drilling a water well MISSION40 4in factory DTH tools hammers bits 311mm kingdream HA437 big teeth wide teeth tricone button bits for soft formation drilling 6 inch 152mm HJ series kingdream tricone bit for HDD project and oilfields borehole drilling 190mm underground water well drilling tungsten carbide insert roller cone drill bit