Chipboard Screw Stainless Steel A2 Countersunk Head 4X30 Thread Length: 18 T20
- 1 unit
- 10 units
- 30 units
- 200 units
- 800 Units
screws
nuts
washers
Threaded Rod
Boxes / Tools
Chandlery
| Number of pieces | 1 | 10 | 30 | 200 | 800 |
| Lot price VAT included | £1.61 | £3.21 | £3.91 | £5.12 | £19.44 |
How do I measure the length of a screw?
The length of a countersunk screw is measured with the head. For all other heads, the length is measured under the head.
| Diameter | 3 | 3.5 | 4 | 4.5 | 5 | 6 | 8 |
| Head diameter | 6 | 7 | 8 | 9 | 10 | 12 | 14 |
| Head Tickness | 1.9 | 2.3 | 2.6 | 2.9 | 3.2 | 3.9 | 5.5 |
| TORX | T10 | T10 | T20 | T20 | T25 | T25 | T40 |
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