Hexagon socket large flat head self tapping screws
National standard
Nominal diameter (d) | Head diameter (dk) | Hexagon socket opposite sides(s) | Head thickness (k) |
---|---|---|---|
M3 | 6.3 | 2 | 1.6 |
M4 | 8.6 | 2.5 | 2.2 |
M5 | 10.6 | 3 | 2.6 |
M6 | 13 | 4 | 3.2 |
M8 | 17.2 | 5 | 4.3 |
National standard
Diameter range: ST3-ST8 Length range: 6mm-80mm
Material | 304 |
---|---|
standard | GB national standard |
head shape | Big flat head |
Groove | Hexagon socket |
Grade | A2-70 |
Surface | whitewash |
Thread | Fully threaded |
Nominal diameter (d) | Head diameter (dk) | Hexagon socket opposite sides(s) | Head thickness (k) |
---|---|---|---|
M3 | 6.3 | 2 | 1.6 |
M4 | 8.6 | 2.5 | 2.2 |
M5 | 10.6 | 3 | 2.6 |
M6 | 13 | 4 | 3.2 |
M8 | 17.2 | 5 | 4.3 |
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