China  drill bit
Raw Material
Super material is the basis of the tools. We choose the high performance material with good wear-resistance, high hardeness and high toughness.



Excellent Coating
Good coating can inprove tools life and production effiency, as well as slove the cutting problems.

Quality assurance
1. Equiped with world advanced grinding machine and coating machinies
2. Quality control system and inspector

Carbide Rod Grade

Type Material Co Grain size Flexural Strength
HRC45 YG10X(Zhuzhou) 10% 0.7um 3320N/mm2
HRC55 YG10.2&WF25(Taiwan)
10% 0.6um 4000N/mm2
HRC65 H10F(Sweden) 10% 0.5um 4300N/mm2


Coating Grade

Type Hardness(HV) Thickness(UM) Oxidation Temp Friction Coefficient Color
AITiN 3200 2.5-3 900 0.3 Black
TiSiN 3600 3 1000 0.45 Copper
nACo 42(GPA) 3 1200 0.4 Blue


Name
Solid Carbide End Mill
Material
Tungsten Carbide
Flutes
2/4/6 Flute
Hardness
HRC45, 55, 65
Helix Angle
30° 35° 45°30° 35° 45°AlTiN, NACO BLUE, NACO BLACK, TiN etc.
Coating
AlTiN, NACO BLUE, NACO BLACK, TiN etc.
HRC45, 55, 60, 65, 68
Flat end mill, ball nose end mill, corner radius end mill and aluminium processing end mill
Size
Dia: 1-20 mm, Overal Length:50-150mm
Smooth Finish
Highly Polished
Feature
Excellent chip evacuation


Customization cutting tools is an easy process when partnering with OBT. From drawing to tooling completion takes no longer than 4 weeks. With a sample profile, a CAD file or a dimensioned sketch, we design precision profile tooling with safety, accuracy, exceptional performance and our customer’s complete satisfaction in mind.




ZONG



Packaging & Shipping

One plastic pipe packs one piece, 10 pieces per group. 
Use air bubble paper to encase the plastic pipes. 
Put goods encased with air bubble paper into the carton box.




Buyer Feedback







Exhibition



FAQ

Q: Are you trading company or manufacturer ?

A: We are end mill factory.Our factory is located in zhuzhou City, Hunan Province. Welcome to visit our factory!

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: Do you provide samples ? is it free or extra ?

A: No, we could not offer the sample for free, but we can give you a big discount for big order

Q: What is your terms of payment ?

A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.

 



Product Tags silicon cabide          spot drill          spotting drill set          nine9 spot drill          carbide spot drill          spot drill angle          spot drill depth          spot drill sizes          spot drill carbide         

INQUIRY

Contact us for all information about the product


click here to leave a message

leave a message
If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.