Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.
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MACH60-216mm Button Bit DTH Bit For MACH60 Hammer With For Well Drilling
| Matched hammer diameter(inch) | Bit diameter | Air Holes | Gauge | Front | Weight/KG | Bit shank | |
| mm | inch | (Qty.×Dia.) | (Qty.×Dia.) | ||||
| 6” | 165 | 6 1/2 | 2 | 8*18 | 8*16 | 24.5 | DHD360/SD6/QL60 /Mission60/MACH60 |
| 171 | 6 3/4 | 2 | 8*18 | 4*18+4*16 | 25 | ||
| 203 | 8 | 2 | 10*18 | 8*18+5*16 | 30 | ||
| 216 | 8 1/2 | 2 | 10*18 | 13*16 | 30.6 | ||
Bit Face Shape Selection: Flat face, Concave face, Convex face