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 DTH hammer 2 inch shank BR2 standard DTH bit for drilling Good Performance PDC impregnated IMP diamond core bits for exploration well 374mm IADC537 rubber Sealed Bearing Journal broca triconica Rock Roller Bits for Medium Hard Rock Drilling 200mm IADC515 mining TCI rock roller tricone button bits 8 1-2 MD517 metal face high speed drilling kingdream motor rock roller drill bit of oil drilling rig equipment 146mm 5 3-4 inch carbide button teeth roller cone bits for hard rock drilling 11 5-8 IADC127 soft formation oil and gas borehole drilling three cone bits tri-cone bits 7 7-8 IADC547 metal sealed tungsten carbide insert tooth TCI tricone roller HDD drilling bits