Self Tapping Hex Head Metal Screws , Galvanized Self Tapping Screws Metal Roofing Fastener

Hexagonal Flange Screw Diameter 5.5mm Self Drilling Screws

Product description:

Self Drilling Screws are the tools fastening the objects of the object, using the circular rotation of the inclined plane and friction.

The tail of the self drilling screws are drilled or pointed tail, which can directly drill, tapping and locking on the material and basic material, and greatly save the construction time. Compared with ordinary screw, its toughening force and maintenance force are high. And over a period of time, the self drilling screws will not be loose after combination.

According to the tail, the self drilling screws are divided into: hexagon head, countersunk head, plum flower head, round head, trumpet head, and so on.

Our products of hexagonal drlling screw inclued:5.5*30, 5.5*32, 5.5*35, 5.5*38, 5.5*40, 5.5*45, 5.5*70 etc.Thread tolerances is 4h. Surface treatment is electro galvanizing. The range of packing quantity from 2200 pieces/bag to 5600 pieces/bag.

Qucik detail

hex head self tapping screws

self tapping hex head metal screws

Self Tapping Hex Head Metal Screws , Galvanized Self Tapping Screws Metal Roofing Fastener Images