China Air Compressor Jack Hammer Efficiency Hand Held Air Rock Drill, Find details about China Coal Mining Rock Drill, Air Power Rock Drill from Air Compressor Jack Hammer Efficiency Hand Held Air Rock Drill
Model No | YT24 | YT26 | YT27 | YT28 | YT29A |
Weight (kg) | 24 | 26 | 27 | 28 | 27 |
Length (mm) | 678 | 690 | 668 | 661 | 659 |
Cylinder Dia*Stroke (mm) | 70*70 | 95X60 | 80*60 | 80*60 | 82*60 |
Working Pressure (Mpa) | 0.4-0.63 | ||||
Impact energy (J) | ≥65 | ≥64 | ≥75.5 | ≥70 | ≥78 |
Impact frequency (Hz) | ≥31 | ≥36.5 | ≥36.7 | ≥37 | ≥37 |
Air consumption (L/S) | ≤67 | ≤55 | ≤83.3 | ≤81 | ≤88 |
Hose size (mm) | 25 | 25 | 25 | 25 | 25 |
Rork drill hose diameter(mm) | 34-42 | 34-42 | 34-42 | 34-42 | 34-42 |
Rock drill hose depth (m) | 5 | 5 | 5 | 5 | 5 |
Shank size (mm) | 22x108 | 22x108 | 22x108 | 22x108 | 22x108 |
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