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Drywall Screws, Coarse Thread CE
Bugle Head Drywall Screws, Coarse Thread
| Size (mm) | A Head diameter (mm) | F Head height (mm) | D Outer diameter (mm) | d Inner diameter (mm) | P Thread distance (mm) | Q Recess deepness (mm) | M Recess width (mm) | Recess | R Head radius (mm) |
| 3.5 | 7.90-8.50 | 4.50-7.00 | 3.50-3.90 | 2.05-2.35 | 2.70-2.82 | 2.60-2.93 | 4.50-5.10 | Ph2 | 4.50-5.00 |
| 3.8 | 7.90-8.50 | 4.50-7.00 | 3.70-4.00 | 2.20-2.50 | 2.70-2.82 | 2.60-2.93 | 4.50-5.10 | Ph2 | 4.50-5.00 |
| 4.2 | 7.90-8.50 | 4.50-7.00 | 4.20-4.60 | 2.55-2.85 | 2.90-3.18 | 2.60-2.93 | 4.50-5.10 | Ph2 | 4.50-5.00 |
| 4.8 | 8.50-9.10 | 4.50-7.00 | 4.90-5.35 | 3.05-3.35 | 3.10-3.20 | 2.60-2.93 | 4.50-5.10 | Ph2 | 4.50-5.00 |
Material: Steel – C1022A , Hardened by heat treatment;
Surface hardness: 550-800 HV
Surface: Grey phosphateCore hardness: 240-450 HV
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| L, mm | 25 | 32 | 35 | 41 | 45 | 51 | 55 | 64 | 70 | 76 | 90 | ||||||||||||
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| 3.5 | m | m | m | m | m | m | m | ||||||||||||||||
| 3.8 | m | ||||||||||||||||||||||
| 4.2 | m | m | |||||||||||||||||||||
| 4.8 | m |
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