Chinese south
automatic electrical facilities factory
Xiangtan diesel engine factory
Xiangtan pneumatic machine
factory
Changsha Industry section of Changsha
railway company
Hunan register accountant confraternity
Educational committee
of Changsha
Hunan medicine management bureau
Shaoyang Staff School
Changsha Fengri chemical
industry company
Yuanling county
Chenxi county
Hunan electricity industry bureau
Hunan first light industry and
the light industry group company
Hunan transportation bureau
financial
and Commerce of Hunan
Hunan
financial building
The education
career
of Hunan
The cigarette selling
of Hunan
Hunan
audit Department bureau
Hunan import and export group
limited company
Changsha business school
Huaihua Hutian economy technology
developing zone
Hunan wuling group company
Xiangtan industry and mine medicine
factory
Xiangtan golden triangle universal
wheel limited company
Xiangtan Ping,an electron group
company
Xiangtan clothes developing group
market
Hongji industry limited company,
Xiangnan food machine factory
Xiangtan professional technology
education
Changsha Valve Works
Sanxiang city newspaper
Hunan xunda group limited company
Xiangtan Xinhua book store
Xiangtan
Industrial Market
Pengdehuai memento garden
Hunan geology mine industry
bureau
Taojiang county
Zhangjiajie Maoyan river tourism
stock limited company
Hunan association of
industry and
commerce
Xinshao county
Xinshao Hongxi cement industry
limited company
Changde Xihu management committee
Hunan Taiping fodder limited
company
Shaoyang northern river develop
zone
Zhangjiajie Shengdi company
CHANGDE local bureau of finace
Cili county
Loudi financial bureau
Xiangtan chemical industry
factory
Chenzhou railway company
Xiangtan pneumatic machine factory
YT250DY Multipurpose Air-Leg Rock Drill Type
YT25DY Multipurpose Air-Leg Rock Drill specially
adopts the valveless distribution of air for the piston reciprocation,thereby
being simple in construction and easy in maintenance characterized by drilling
with high speed and low air consumption, YT25DY is
a kind of highly efficient drilling machine.
Fitted with FT160X Air-Leg,YT25DY
can be widely used in drifting and fock excavation for coal mine,metal mine,railway
building,irrigation construction and national defences.As a multipurpose drill,fitted
with a ring jumbo by use of FT170 HJ Air-Leg,YT25DY
can alse be used in mecha nized shaft sinking to drill downward holes,and
by means of exchanging handle can be used as a hand-held rock drill.
For drilling,the holes can be up to 46mm.in
diameter and over5m.indepth.