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 high quality 12 1-4 in 5 blades vertical well drilling petroluem and hole boring PDC rock bits Good Performance PDC impregnated IMP diamond core bits for exploration well gas engery well hole drilling Mission30 3inch mining machinery DTH button hammers 7 1-2 inch 190mm 6 blades fixed cutters diamond drill bit center drilling PDC bit 146mm 5 3-4 inch carbide button teeth roller cone bits for hard rock drilling 4 3-4in drag drilling bits for mud soil soft rock drilling 16 inch water and oil well fast drilling PDC bit of drilling rig geological mining tool NQ3 HQ3 impregnated diamond drill core bits barrel bits