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 65mm mining geological deep water hole drilling PDC bits geological mining tool NQ3 HQ3 impregnated diamond drill core bits barrel bits 13 5-8 gas petroleum water wellbore drilling PDC drill rock bit 4 1-2 114mm 3 blades step drag bit for water drilling 4 3-4in drag drilling bits for mud soil soft rock drilling 26 inch big size borehole well drilling fixed cutters diamond PDC bits for hard rock drilling 550 to 750mm high air pressure DTH hammer 24 inch big hole well quarry geothermal mining DHD340 drilling tools down the hole hammers and DTH bits