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 374mm IADC537 rubber Sealed Bearing Journal broca triconica Rock Roller Bits for Medium Hard Rock Drilling 9 1-2 inch 5 blades gas and oil water well drilling parts PDC bit for rig hard rock water well drilling DHD350 DTH hammer drill bit 152mm button tools NQ 76mm hole coring impregnated drill bits for hard rock drilling soft formation drilling steel tooth milled teeth MT tricone rock roller cone bits API 7 7-8 200mm orientated well drilling water borehole drilling roller three cone bits high quality high pressure 8 inch QL80 DTH hammer of mining machines 7 7-8 milled tooth tricone bits for soft formation drilliing