一边吃胸一边摸着下面的污物,老牛精品亚洲成av人片,Aⅴ天堂女人的天堂三区免费,91凹凸视频

G11 Pneumatic Pick Hammers
  • G11 Pneumatic Pick Hammers

● Functional uses

Pneumatic tools for crushing coal seam, concrete, road surface and roadway dressing by impact. It can be used to cut off and break soft ore surface in mining. In the open pit mine for mining clay and soft rock; Used in civil engineering and subway construction to destroy solid or frozen strata and to dig holes, perforations and ditches.

image.png