DTH drilling tools DHD hammer DTH hammers

1. Ingersoll rand DHD hammer series 2. 8000m depth warranty guarantee 3. high pressure and fast drilling speed Short summary of DTH hammers: 1. Hammer Size:3.5",4",5",6",8",10",12",14" 2. Shank series:DHD, COP, QL, MISSION 3. Diameter:90mm- 445mm 4. OEM & ODM 5. Productive: 50000PCS/Month www.jinquandrill.com