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China manufacture custom security cross screw countersunk cross head screw bolt
China manufacture custom security cross screw countersunk cross head screw bolt

China manufacture custom security cross screw countersunk cross head screw bolt


Material: Aluminum, Alloy Steel,carbon steel,stainless steel 304/316,brass,etc

Treatment/Finishing: Polishing, Milling, Anodised Gold, Blue, Green, Purple , Black,

rainbow,etc

Requirements: No Burrs、Scratches、Dents、Pits.

Heat Treatment:Tempering,Hardening,Spheroidizing,Stress Relieving.

Equipment accessories: airplane, ship, bicycle, motorcycle, auto,   wheelchair, sports, 

anchor, weapon, etc.

Packing:bulk+carton+pallet ,small box+carton+box.

We specialise in the supply of non-standard and made to drawing fasteners, as well as 

those made from exotic materials.

Specifications
Product nameCountersunk Head Screws
MaterialAluminum,Carbon Steel, Alloy steel, Brass ,Stainless steel, Titanium Alloy,etc
SizeM1.6-M36 or Customized according to your drawing.
Grade4.8, 6.8, 8.8, 10.9, 12.9, Gr1, Gr2, etc
StandardDIN/ASTM/ANSI/GB/JIS/Custom
FeaturesLight Weight, Excellent Resistance, Anti-Corrosion, Excellent Mechanical Strength etc.
Surface treatment

Passivation

*Polishing

*Anodizing

*Sand blasting

*Electroplating(color, blue, white, black zinc, Ni, Cr, tin, copper, silver)

*Black oxide coating

*Heat-disposing

*Hot-dip galvanizing

*Rust preventive oil

CertificateISO9001,ISO14001,IATF16949, ROHS
PackageStandard export packing or according to your requirement

Competitive Advantage

•Primary Competitive Advantages:

1) Offering video and photos with details freely during production.

2) Producing according to the accuracy of drawings, assembly measurement to detect function and strict quality control to ensure 0 return rate.

3)99% orders can be ensured delivery time

4) The materials we use are optimal

5) 24 hours online service

6) The competitive factory price with the same quality and service

7) The most suitable packing method to different products.

CNC工艺流程-1


Application

tapping screw-2

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