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Specifications:
| Weight | ≈ 26 kg |
| Length | 661mm |
| Cylinder dia. | 80mm |
| Piston stroke | 60mm |
| Air pressure | 0.4- 0.63MPa |
| Impact frequencey | ≥ 37 Hz |
Air consumption | ≤81L/S |
| Air pipe (inner dia ) | 25mm |
| Water pipe (inner dia ) | 13mm |
| Drill bit dia. | 34-42mm |
| Shank dimensions(hex×length) | 22×108±1mm |
YT28 air leg rock drilling machines