Yt 29  electric rock drill for tunnel construction 
YT29A Air leg rock drill is a heavy-duty air leg rock drill with the features of high speed and low consumption. It is suitable for railway, highway, hydropower and other construction. It is also a replacement product for mine roadway excavation and various rock drilling operations such as metallurgy and coal.
Technical Parameters

FAQ

What's your product advantages?

We have more 40 years experience in this field so that we could design or produce the locomotive as your requirement. We could also provide online service to teach you how to operate and maintain the locomotive. 
The most important thing that we produce the main part of the locomotive- The traction motors. we could guarantee the power of the locomotive.

1.Pre-sales Service:
The wide product range enables us to provide our customers with individual machines or complete processing plants. Based on our customer's request and budget, our experts make efficient and reliable solutions, and we produce strictly follow customers' order. What's more, every customer has the chance to visit the working machine in the site before placing the order. 

2.After-sales Service:
Experienced technicians guidance is available on the phone, and on the internet. One or more engineers will be dispatched to the quarry site to help install the customer's plants.Necessary training about machine daily maintenance to local workers is provided also.

3.Methods of Payment:
 T/T (Telegraphic Transfer) or Western Union or L/C at sight
Handling time for an order:
Within 10 days supplied from stock

4.Shipping method:
Sample order: we suggest Courier express like DHL/UPS/FEDEX or by air
Bulk order: we suggest by air or by sea.

5.Quality Control:
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.

6.After Services:
a. Our sales team will response for your question within 24 hours (Holiday is Excluded)
b. Technical Support will be available in any time
c. Free replacement will provide once the failure confirmed caused by our product quality