Self-tapping screws for gypsum cardboard
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Price:
0.49 KZT
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Technical characteristics
- PurposeFor drywall
Description
Self-tapping screws for gypsum cardboard are intended for fastening of sheets of plasterboard plates to metal designs (with a small carving) and la of fastening of sheets of plasterboard plates to wooden designs (with a large carving). The sharp end of a screw, a special profile of a carving and a rozhkovy head of self-tapping screws are ideally suited for gypsum cardboard fastening even at a small torque. The Fosfatirovanny surface considerably facilitates sliding of the twisted self-tapping screw. Crosswise Phillips No. 2 vents.
|
Nominal diameter, mm |
3,5 |
3,8 |
4,2 |
4,8 |
| A diameter of a head, mm | 7,90-8,60 | 7,90-8,60 | 7,90-8,60 | 8,50-9,10 |
| F height of a head, mm | 4,50-7,00 | 4,50-7,00 | 4,50-7,00 | 4,50-7,00 |
| D1 outer diameter, mm | 3,30-3,60 | 3,70-4,00 | 4,00-4,30 | 4,70-5,00 |
| D2 internal diameter, mm | 2,00-2,30 | 2,25-2,55 | 2,55-2,80 | 3,05-3,35 |
| P step of a carving, mm | 1,40-1,70 | 1,40-1,70 | 1,40-1,70 | 2,10-2,30 |
| Q depth vent, mm | 2,35-3,00 | 2,35-3,00 | 2,35-3,00 | 2,50-3,20 |
| M width vent, mm | 4,50-5,10 | 4,50-5,10 | 4,50-5,10 | 4,50-5,10 |
| Vents | Philips No. 2 | Philips No. 2 | Philips No. 2 | Philips No. 2 |
| R radius of a head, mm | 4,50-5,00 | 4,50-5,00 | 4,50-5,00 | 4,50-5,00 |
| Min. torque, Nanometer | 2,80 | 3,50 | 4,50 | 6,50 |
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Self-tapping screws for gypsum cardboard