195 to 254mm hole drilling DTH hammer down the hole tools for drilling rigs Size :8 inch Model:SSD8 Brand: Siruite Shank :SD8 Foot valve: With Certificate: API 7-1 Pin Connection: 4 1/2" API reg Hole Range:195-254mm N/W,G/W :192kg/ 205kg Dimenstion:1478*195*195mm Application : mineral mining,deep water drilling,energy well drilling Send Inquiry Live Chat(WA) Product Detail Tags: drilling tooldrilling rig partsdown the hole tool Share: PREVIOUS:drilling machinery parts oil energy well drill DTH hammer SD6 152mm NEXT:water oilfields gas well drilling DTH hammer with button bits SD10 size 10 inch Related Products API Horizontal Directional Drilling and Deep Groundwater Well PDC Drill Bits with 5 ways air pressure 4 inch DHD340 drilling DTH hammer bits mining machinery parts for drilling rig 75mm matrix flat face PDC non core bits for grouting and drainage surface set PDC HQ NQ PQ front end reamer diamond reaming shell hard rock water well drilling DHD350 DTH hammer drill bit 152mm button tools water well drill bits 4 wings chevron drag bits for gas well drilling 444.5mm IADC517 oil drilling rubber sealed kingdream rock tricone bits 95mm sintered matrix body non core PDC drilling bits