国产精品不卡av在线观看,久久综合九色综合欧美狠狠,又粗又长又硬义又黄又爽,久久精品国产欧美激情无码

ZRJSC1300 cluster type down-the-hole hammer technical parameters

Specifications and models

ZRJSC1300

Working size (mm)

1300

Height of hammer body (mm)

1400

Total height (mm)

2600

Hammer weight (kg)

2640

Total weight (kg)

3800

Number of hammers

8

Power consumption parameters

Wind pressure

1.0Mpa

1.8Mpa

2.4Mpa

Air consumption

72m3/min

144 m3/min

208 m3/min