ZLJ-650EXPLOSION-PROOF DRILLING MACHINE is developed specially for drilling in tunnel of coal mining based on our spindle type of core drilling rig, it is mainly suitable for drilling with tungsten carbide bit for tunnel construction drilling and underground geotechnical drilling.

It has features of light weight, compact size, good detachability, powered largely etc.

Package: Wooden Case or Plywood

Delivery: Container ship, 10 days after receiving deposit

Established in 2009.

Chongqing Gold Mechanical & Electrical Equipment Co,. Ltd is a high-tech enterprise specializing in R&D design, manufacture and sale of geological instruments, oil instruments and other precise instruments and equipments.

1,Are you trading company or manufacturer?
We are absolutely professional manufacturer, and our factory mainly produce water well drilling rig, core drilling rig, piling rig, etc. We provide comprehensive solution to many fields like geological survey, mining industry, electric power etc.

Our products have been exported to more than 50 countries of Asia, South America, Africa, and get a good reputation in the world.

2,Are your products qualified?

Yes, our products all have gainedISO certificate,and we have specialized quality inspection department for checking every machine before leaving our factory.
3,How about your machine quality?All of our machines hold theISO, QC certificate, and each set of machine must pass a great number of strict testing in order to offer the best quality to our customers.
4,Do you have after service?
Yes, we havespecial service teamwhich will offer you professional guidance. If you need, we can send our engineer to your worksite and provid the training for your staff.
5,What about the qaulity warranty?
We offerone-year quality warrantyfor machines' main body.
6,How long can you deliver the machine?
Generally, we can deliver the machine in 10 days.