Product features
Made from top quality alloy steel and tungsten carbide through heat treatment.
Apply "Hot-Insertion" processing procedure to insert the buttons
Optimized designs improve the drilling speed
Automatic production line ensure the quality stability
Military grade requirements of heat-treatment guarantee durability of the bits.

Packaging Details:

Ply-wooden boxes: Drill bits, Coupling sleeves, Shank adapters etc.

Iron bundles: Drill rods.

Delivery Detail:

Within 20 days after receiving your payment.

We are a professional productions base of series of fast moving rock drilling tools, mining tools, DTH drill tools, DTH bits, DTH hammers, DTH drill pipes, construction tools and excavating coal pick cutter tools, we can also produce other products according to the customers requirements. We sincerely welcome our friends of both home and abroad to come for business talks.

Liaocheng Jinquan Construction Machinery Co.,Ltd (Formerly Jinquan (Golden Spring) Rock Drilling Tools Co., Ltd) was establish ed in 1984, located in Economic Development Zone Of Liaocheng, Shandong Province, China. It belongs to the group company of Golden Spring Drilling Limited. We are one of the biggest production bases of all kinds of rock drilling tools, mainly produce "Jinquan" brand rock tools, including threaded button bits, tapered button bits, cross drill bits, chisel bits, down the hole DTH bits, DTH hammers, extension drill rod, MF rod, shank adaptors, coupling sleeves, conical shank cutter bits, pick holders, tricone bits, air compressor, drilling rigs etc. Now our manufacturing capacity has reached eight series and more than 500 types of products. They are widely used in quarrying, mining, road building, railways, highways, water well, hydroelectric power and other basic energy & civil construction projects.

The information you may like to know before order:
1. Methods of Payment:
T/T (Telegraphic Transfer) or Western Union or L/C at sight.
2. Handling time for an order
Based on order quantity, normally it takes 25 days for production.
Only 2 or 3 days if we have stock on your request size.
3. Shipping way
Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air.
Bulk order: we suggest by air or by sea.
4. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.
5. After Services:
1. Our sales team will response for your question within 24 hours (Holidays Excluded).
2. Technical Support will be available in any time.
3. Free replacement will provide once the failure confirmed caused by our product quality.

A. Our sales team will response for your question within 24 hours (Holidays Excluded).
B. Technical support will be available in any time.
C. Free replacement will provide once the failure confirmed caused by our product quality.

D. We establish perfect control system strictly according to ISO 9001 series.