Chipboard screws:
Material:C1022
Head type:single/double csk head
Thread type:all/ half thread
Drive:phillips ,pozi,square
Surface: with white /yellow color galvanized
Dia: from 3.5 to 6.5mm ,as your required .
Length : from 13mm to 125mm ,or as your required .
We also can produce as your required ,our company mainly produce drywall screws,self-drilling ,self-tapping screws,chipboard screws,etc
etc.If you interest in our product,pls contact me .