Add: No.6, No.146, The Seventh Street, Econ And Tech Development Area, Zhengzhou, Henan, China
Rotary bolting drilling tools
We manufacture coal mining used Rotary bolting drilling tools PCD drill bit with high quality and best price,regular size as 25.4mm,27mm,28mm,30mm,32mm,42mm,48mm,etc.
1.Product Introduction of Rotary bolting drilling tools (PCD drill bit)
Rotary bolting drilling tools PCD drill bit is made with PDC cutters brazed to steel body.The PDC cutters have high wear resistance and impact resistance,will supply the longer drilling life and fast drilling speed compared with tungsten carbide drill bit,suitable for rock formation F 10-14, such as sandstone,limestone,marble,granite,etc.
2.Product Specification of Rotary bolting drilling tools (PCD drill bit)
Thread Shank Size
Half round 19mm
3.Production Feature and Application of Rotary bolting drilling tools (PCD drill bit)
Longer life,fast drilling speed and best price
Widely used for coal mining,rock formation F10-14
4.Production details of Rotary bolting drilling tools (PCD drill bit)
Q: Are you trading company or manufacturer ?
A: We are factory.
Q:What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
Q: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.