Yt28 Yt27 Yt29A Hand Held Air Leg Pneumatic Rock Drill
Guangzhou Sunrise Digital Technology Co., LtdBase Info
Description
0.4-0.63Impact 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 
