Manufacturers direct flat head cross countersunk head self tapping fast tooth coarse screw carbon fiber screw

Material

Stainless steel (304, 316, 201), carbon steel (35#, 45#), galvanized, aluminum alloy, copper, carbon steel and so on

Standard

GB,DIN,BS,ISO,JIS,ANSI,UNC,Nonstandard or your demand

Size

M2-M48 or as request

Length

According to customer requirements

Color

black,color zinc,etc

Finish

Plain,Zinc Plated(Clear/Blue/Yellow/Black), Black oxide,Nickel,grey phosphate,nickel,ruspert,H.D.G,etc

Grade

4.8,8.8,12.8,A2,A4,T4,T6 etc

Heat Treatment

Tempering,Hardening,Spheroidizing,Stress Relieving

Specification

Various head style and sizes per your request

Notice

Please lets know the Size, quantity, Material or Grade, surface finish, If it is special and Non-standard products, please supply the Drawing or Photos or Samples to us.

Quality Certificate:

iso 9001:2000 and iso 16949

Inspection quality system:

ISO standard, 100% Whole inspection through the production.

equipment:

Hardness test, torque test, salt spray endurance test, mechanical sizes test,certification and etc as per your need.

Inspection process: