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 API 8 3-4 IADC537 china factory roller bits deep underground water drilling bits 444.5mm 17 1-2 inch diamond drilling PDC rock bits for underground deep water well and oil drilling water drilling coal mining BR1 BR2 BR3 air pressure DTH hammers drill pipes 6 inch conical insert teeth hard rock drilling roller cone bit NQ HQ hole opener wireline diamond reaming shell for geological drilling 6 blades 114mm drilling fluids professional deep oil well drill diamond drilling bit PDC bit 149mm tungsten carbide tooth insert roller rock bits 311mm rotary rock drilling TCI tricone bit IADC537 for underground vertical water well drilling