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 5 1-2in step and chevron drag blade bits 14 3-4 milled tooth drilling tricone bits borehole blasting tools premium quality 4 wings 133mm concave face PDC bits for deep water drilling 6 inch oil well drilling 3 blades drag bit drilling rig tool Good Performance PDC impregnated IMP diamond core bits for exploration well 4 1/8 IADC517 borehole drilling insert tooth rotary drill tricone bit 95mm sintered matrix body non core PDC drilling bits W matrix HQ HQ2 HQ3 drilling equipment impregnated drill core bits