Pan head tapping screw with compound groove
Categories: Self-tapping screws
Product details
Product Introduction
Pan head compound groove self-tapping screw with pad refers to a self-tapping screw with a pan head, compound groove type and a washer. Its characteristic is that the groove type is different from ordinary screws, such as slotted, crossed or Phillips grooves, and many different tools can be used to screw this type of screw, which is very convenient to use.
Product parameter
Specification: 2.2-14
Length: 3-180mm
Material: Alloy steel
head type: big flat head with cushion
Thread type: self-tapping wide thread
Groove type: Composite groove
Tensile strength: 1040-1220Mpa
Rockwell hardness: 32-39HRB
Surface treatment: black zinc