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 13 3-4 borehole drilling oil tools PDC drill bits diamond bits for gravel and sandstone 165 mm boring machine tungsten carbide insert tooth tricone bit for geological drilling geological HQ NQ BQ PQ turbo type diamond impregnated core bit NQ 76mm hole coring impregnated drill bits for hard rock drilling ore mining mineral drilling 75mm PDC diamond drilling bits API Horizontal Directional Drilling and Deep Groundwater Well PDC Drill Bits with 5 ways 10 5-8 inch oil and water borehole rotary drilling PDC bits for hard rock drilling 8 1-2 MD517 metal face high speed drilling kingdream motor rock roller drill bit of oil drilling rig equipment