Technical Specification
| Model # | KEN QL 55 | |
| Hammer Outside Dia | 124 mm | 4.90" |
| Hole Dia | 140 - 165 mm | 5.5" - 6.5" |
| Hammer Length W/O Bit | 994 mm | 39" |
| Hammer Weight | 70 kg | 154 lb |
| Cylinder Bore | 99.80 mm | 3.93" |
| Piston Stroke (Appx) | 80 mm | 3.15" |
| Piston Weight | 15 kg | 33 lb |
| Wrench Size A/F | A/F 90 /W-50 mm | |
| Suitable Shank | QL50 (With Foot Valve) | |