Highway Bridge Company widely use tractor post hole digger with crane

Introduction of tractor post hole digger

Highway Bridge Company widely use tractor post hole digger with crane  is a machine who can digging hole,

hanging up the wire rod and bury all alone. One person opera and one help to fix the wire rod. Save manpower 

and with high efficiency.easy working on The loess layer, clay layer, containing pebbles gravel soil, weathered

 rock and soil, frozen soil, building garbage, backfill sand, garbage layer.

Features of  tractor post hole digger

The tractor post hole digger is with hydraulic ,so it working well and more easy, also save power, can working 

in the place where is no electric power. Can be widely used in hard soil frozen and containing gravel area. 

Can making hole  for 300-1200mm. Deep at 1000-6000mm. professional design of drill can digging more quickly, also work well on  The soil containing pebbles.

Working principle of tractor crane

Unit structure of tractor crane with 50 horsepower tractor as power, a hydraulic pump, distributor drive the 

speed reducer and drill pipe work, simple operation, strong off-road capability.

tractor is the power, lead machine working, hydraulic system control drill working, can give out high puch on drill, digging hole at deepth <6000mm, diameter of the drill can be changed.

new design ,add 2 more box rion on the arm of digger, so it can be more stable in digging. 

Spare parts of tractor crane

 Factory Introduction:  

 Gongyi Dahai machinery plantwas built up in 1980 and have been casting of machines for 30 years , covering an 

area of about 20000 square meters.hydraulic digging machine is the main part deisgn by Dahai Pan ,who have been invite to the CCTV show  I love the invention.  be well knowen at his well use of hydraulic system.

Working room and customer visitting   

Transport:   

A single machine can be loading in a full 20 feet container, 2 sets need a full 40 feet container. machine can be drive into container directly.

Customers can come to our factory testing the machines and also can learn operate machine with the help of our drivers. welcome everybody!

Mobile & Whatsapp: 0086-15738866605

Mail: judith at

Tread manager:hndahai

Skype: judith.jiao

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