high sales HSS Extra Long Drill Bits 12 Inch Length Aircraft Extension Drills straight shank drills bit

  Description:

HSS drills are manufactured to NAS 907 Type J standard.

Suitable : aviation wind drill.

Drill Bit Material: M35, 5% Cobalt

135° Self- Centering Spilit Point.

All Dimensions are Available Request.

• Cobalt steel tools are similar to high-speed steel, but with more cobalt for improved performance when cutting harder metals such as stainless steel or nickel alloys
• Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools; performance is similar to uncoated tools
• Round shanks allow use with a wide variety of tool holding systems
• When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging
• 
• 1) We're a direct manufacturer and 100% export to worldwide
  2) We have around 10 years producing experience.
  3) Our drill product:HSS drill bits, masonry drill, SDS drill,glass&tile drill, step drill, wood flat drill, wood auger bit, wood brad drill, center drill, left hand drill, drill set etc.
  4) Above 95% customers will place a formal order after testing the samples.
  FAQ
  Question : Can I ask some samples to test the quality?
  Answer . Yes, We can send you some sample for testing quality
  Question : How many days you need to prepare the samples?
  Answer . We need 3-5 working days to prepare the samples
  Question : Where is the loading port.
  Answer . The loading port is shang hai and so on .
  Our Services
  1.Excellent quality control is one of our main principles.
  2.All kinds of products and a full range of pneumatic products are available for your choice.
  3.A sample order and a small batch order will be available.
  4.We provide OEM services, accept customers' labels, and develop products with drawings or samples.
  If there is any problem, we can contact.
  
  Contact Us
  Thank you for your interest in our products, if you have any questions, please feel free to contact us.
   
  Tel: +********