Add: No.6, No.146, The Seventh Street, Econ And Tech Development Area, Zhengzhou, Henan, China
Diamond tip drill bit 13
1.Besharp Diamond manufacture high quality Diamond tip drill bit for coal mining,the regular size is 25.4mm,27mm,28mm,30mm,32mm,42mm,48mm,etc.,2 wing or 3 wings are available.
2.Product Introduction of Diamond tip drill bit
Diamond tip drill bit is made with PDC cutters brazed to steel body.Compared with tungsten carbide drill bit, it can supply longer drill life and higher drilling speed,its life increased 10-30 times,has good performance in medium hard to hard rock.
3.Product Specification of Diamond tip drill bit
Thread Shank Size
Half round 19mm
Half round 13mm
M14,M16,R17,R22 or others as requested
4.Production Feature and Application of Diamond tip drill bit
Use high quality PDC cutters,will has longer life and fast drilling speed,used for anchor net supporting of coal mining.
5.Deliver,shipping and serve of Diamond tip drill bit
Q: Are you trading company or manufacturer ?
A: We are factory.
Q:How about your quality control?
A:We pay more attention to the quality control,focus on raw material and process control,we have 100% test before delivery
Q:Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings.
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 packing?
A: Generally, we pack our goods in plastic box and and then in cartons. If you special requirement,pls tell us in advance.
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 I make order?
A: Once we confirm the products type,the quantity,the price,the production time,the payment term,the shipping ways,the packing,etc,we will make P/I (Proforma Invoice) to you,you can make payment to our company bank account,other payment methods can be discussed.