Type |
Flat head self-tapping screws |
Thread type |
M |
Thread size |
ST3.9 |
Body length |
25mm |
Material |
Carbon steel |
Surface treatment |
Black oxide |
Direction of thread |
Right-hand |
Threading |
Fully threaded |
Thread length |
22.7mm |
Thread spacing |
Coarse pitch |
Thread pitch |
1.3mm |
Head shape |
Flat |
Drive style |
Phillips |
Driver size |
4.6mm |
Tip shape |
Self-tapping |
Head diameter |
7.5mm |
Applicable material |
Wood |
Color |
Black |
Overall diameter |
7.5mm |
Overall length (Cylindrical object) |
25mm |
Representative standard |
DIN |