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 76mm 1308 sintered non core PDC flat face rock drill bits with TSP gauge Used-secondhand-renew-rebuilt USA TCI carbide insert tooth tricone oil drill bits 152mm 6 wings sondaj matkap deep water well and HDD project hard rock drilling diamond drilling bits 11 5-8 IADC127 soft formation oil and gas borehole drilling three cone bits tri-cone bits 200mm IADC645 conical round teeth insert mineral mining roller tricone drill bits for drilling machinery customized 17 1-2 inch oil quality steel and matrix body high speed drilling PDC bits for soft medium formation drilling 14 3-4 IADC537 water drill tri-cone bit borehole drilling tools 7 1-2 190mm water well drilling hard alloy protection step drag bit