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 well borehole drilling 5 blades 311mm PDC bits for soft formation 4 1-2 114mm rock drill button bit/ hard rock drilling tools hard rock coring HQ NQ diamond impregnated core drill bits borehole geological drilling PQ HQ exploration coring drill bit impregnated core bit HQ diamond impregnated core bit for mineral exploration drilling high standard China factory Mission60 152mm 6in oil-water-mine drilling rig parts DTH hammer 8 1-2 5 wings deep oil drilling diamond fixed cutters PDC bits HQ NQ BQ PQ impregnated core drill bits exploration core drilling bit