CIR90 Down The Hole DTH Drill Hammer for Mining Drilling Rocks Product Information -Name: CIR90 low air pressure DTH hammer for mining water well drilling -Item Number:KQ90A -Brand Name: KAIYU -Material: Carbide steel -Machine type: Drilling Equipment -Processing: Forging -Connect Thread: F48*10PIN -Bit shank: CIR90 -Packaging: Wooden Case -Delivery: 3-20days -Certification: ISO9001 -Place of Origin: Taizhou, Zhejiang,China(Mainland) -Use: Well drilling, blasting, ore mining -Application: Mar
CIR90 Down The Hole DTH Drill Hammer For Mining Drilling Rocks