Complaint
| Hand-hold Rock Drill | Air Leg Rock Drill | |||||
| Model | YO18 | Y20 | Y24 | TY24C | YT24 | YT28 |
| Cylinder Diameter (mm) | 58 | 60 | 70 | 66.7 | 70 | 80 |
| Piston Strock (mm) | 45 | 50 | 70 | 68 | 70 | 60 |
| Air Consumption m³/min | 1.3 | 1.5 | 3.3 | 2.7 | 3 | 5 |
| Impacts Frequency (HZ) | 31 | 30 | 27 | 28 | 34 | 37 |
| Working Pressure Mpa(kg/cm²) | 0.4~0.6 | 0.4-0.5 | 0.4-0.5 | 0.4-0.63 | 0.4~0.6 | 0.4~0.6 |
| Water Pipe Inner Diameter (mm) | 19 | 8 | 13 | 19 | 13 | 25 |
| Traneal Inner Diameter (mm) | 8 | 16/19 | 19 | 19 | 13 | |
| Length (mm) | 550 | 609 | 604 | 610 | 678 | 661 |
| Weight (kg) | 18 | 18 | 24 | 27 | 24 | 26 |
| Shank (mm) | 22*108 | 22*108 | 22*108 | 22*108 | 22*108 | 22*108 |
| Rock Drill Hole Dia (mm) | 34-42 | 34-42 | 32-46 | 34-42 | ||
| Rock Drill Hole Depth (M) | 5 | 5 | 5 | 5 | 5 | 5 |
