Screws

Screws are widely used in different applications; to satisfy our customer's needs in every field, Strong Johnny has developed and expanded the capacity to produce many types of screws.

The common requirements are as follows-

• Material: Carbon steel & Stainless steel screw
• Thread Type: type A/type AB/type B/ type BT/type F/type G screw
• Head Type: Hex Washer Head/Wafer Head/Pan Head/CSK Head/Oval Head/Modify Truss Head/Button Head screw 
• Standard: IFI, DIN, ISO, OEM per customer's design.
• Surface treatment: Electroplating/Black Oxide/Coating/Phosphated