32mm Drill Bit - Manufacturers, Factory, Suppliers from China

32mm Drill Bit, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

The use of air picks and precautions

The use of air picks and precautions air pick is a kind of manual pneumatic tool; it uses compressed air neon to push the reciprocating motion of the live package; it makes the head of the pick con...
Introduction of hand-held rock drill

The hand-held rock drill was introduced by Ingersoll-RandCo. in 1912. According to the power form, it is divided into four categories: pneumatic, hydraulic, electric and internal combustion drive. ...
The working principle of the rock drill

The rock drill works according to the principle of impact crushing. When working, the piston makes high-frequency reciprocating motion, constantly impacting the shank. Under the action of the impac...
Ministry of Commerce: China ranks first!

On the morning of August 23, the State Council Information Office held a press conference. Minister of Commerce Wang Wentao, Vice Minister and Deputy Representative of International Trade Negotiati...
Operating Precautions for Rock Drill Operators

1. Operate pneumatic rock drills workers,Before going down the well must wear good personal labor protection equipment. 2. Arriving at the workplace, first check the processing, knocking on the ro...
Pick routine maintenance

The pick is a kind of pneumatic tool which is widely used in mining industry and construction industry. But how to reduce the vibration of the pick handle has become an urgent technical problem to ...