Tapered drill bits/cone drill bits, diameter range is 30mm to 42mm

Details:
Min. Order Quantity: 10 Pieces
Supply Ability: 60000Pieces
Button shape: Spherical, Ballistic
Skirt: Long skirt, Short Skirt.
Taper degree: 4°, 6°, 7°, 11°, 12°
Package: In wooden case or in caton
Shank Hex. Size: 19mm, 22mm, 25mm
At now, we are exporting the huge quantity of 30mm-42mm for South Africa Platinum mine, Nepal and Chile quarry.

Made with high quality of raw material through special heat treatment, widely applied in Hand Hole(short-hole) drilling system for dimensional stone quarrying.

"Tapered button drill bits are widely used for drilling hard or very hard work. In addition to tapered buttons drill bits, we provide tapered chisel drill bits, as well as taper drill rods, etc.
They are mainly equipped on rock drilling equipment, well drilling equipment and oilfield equipment. They are widely used for rock drilling, blasting holes and other drilling works in quarries, coal mines, road and dam constructions and other similar projects."

"Our tapered bits is ideal for short hole drill and blast, as well as roof bolting applications.
Tapered drill bits can be classified into three types: tapered button drill bits, tapered cross drill bits and tapered chisel drill 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.