| MODEL : YT29A | |
| Air requirement | 62 l/s | 
| Impact frequency | 37Hz | 
| Rotation speed | 300 r/min | 
| Hose connection | 25mm | 
| Piston Stroke | 60mm | 
| Piston bore diameter | 82mm | 
| Hole range.diameter | 34 - 45mm | 
| Length incl. drill-steel : | 659 mm | 
| Drill-steel chuck (hex) RETAINER | 22(25) x 108mm | 
| Weight | 26.5 kg |