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Twist Drill Bit With Inner Coolant
Advantages:
1.long life
The combination of a new edge and a special coating achieves long life in a variety of materials being machined
2.Stable chip discharge
New groove shape, a significant increase in chip processing and chip performance
3. Cutting noise, cutting resistance and stability
In the small machine tools to achieve the stability of copper hole processing
4. Environmental countermeasures
MQL (minimum amount of lubrication) processing method can be applied



FAQ
Q1: Are you a factory or trading company?
A1: We are a factory and trading company.
Q2: Where is your factory located? How can I access it?
A2: We plant located in Jiangsu Province, China. You can fly to Changzhou City, Jiangsu Province, China.
All of our customers from around the warm welcome home and abroad!
Q3: Can I get some samples?
A3: Please contact customer service.
Q4: Who should pay for shipping samples?
A4: The customer should pay for the freight, we will refund the freight, we got the deal.
Q5: Delivery
A5: container orders, usually 15-20 days. Sometimes seven days sample orders.
Q6: Payment
A6: T / T30% + of first choice, also rose 70% / C, Western Union, Paypal, hosting accepted.
Q7: Who are our main customers
A7: online shopping sellers, wholesalers, retailers and importers.
Q8: Which product certification are
A8: ASTM, CPSC (North American market), EN71, EMC (European market) 6V7A
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