screws fastener factory

screw fastener 1.Material:carbon/ss 2.Standard:GB/ANSI/IFI/DIN/JIS/NA 3.Length:8.5to200mm 4.Size:#6----#14

screw fastener

1.Standard: GB/ANSI/IFI/DIN/JIS/NA2.Material: Stainless steel /carbon steel 3. Size: ST2.9-----ST6.3 4. Length: 8.5to200mm

Head code: Hex, Pan, Flat, Truss, Round

Drive code: slotted, phillips, hexscoket and so on.

Surface Finished: Plain

Packing: standard export packing or as request

Advantages:

1) High quality in competitive price

2) Prompt delivery

3) Various types of long- term supply professinal stainless steel screws 

DIN7504 Phil Recessed Countersunk Head Self-Drilling Tapping Screws

Apply Aluminum wall, door and window; iron plate + steel frame

Diameter	Length	Apply
2.9mm	13-25mm	2.0mm below
3.5mm	13-55mm	3.0mm below
3.9mm	13-55mm	5.0mm below
4.2mm	13-55mm	5.0mm below
4.8mm	13-75mm	8.0mm below
5.5mm	16-100mm	9.0mm below
6.3mm	19-127mm	12.5mm below

DIN7504 Phil Recessed Pan Head Self-Drilling Screws

Apply Aluminum wall, door and window; iron plate + steel frame

Diameter	Length	Apply
2.9mm	13-25mm	2.0mm below
3.5mm	13-55mm	3.0mm below
3.9mm	13-55mm	5.0mm below
4.2mm	13-55mm	5.0mm below
4.8mm	13-75mm	8.0mm below
5.5mm	16-100mm	9.0mm below
6.3mm	19-127mm	12.5mm below

Hexagon Flange Head Self-Drilling Tapping Screw

Apply  iron plate + steel frame; steel frame + steel frame

Diameter	Length	Apply
2.9mm	13-25mm	2.0mm below
3.5mm	13-55mm	3.0mm below
3.9mm	13-55mm	5.0mm below
4.2mm	13-55mm	5.0mm below
4.8mm	13-75mm	8.0mm below
5.5mm	16-100mm	9.0mm below
6.3mm	19-127mm	12.5mm below