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PRODUCT SPECIFICATIONS
Grade 12.9 High-Strength Socket Head Cap Screws, M3/M4/M5/M6/M8
Grade 12.9 high-strength cylindrical socket head cap screws. Full-thread and partial-thread options retain the source labels and original order. The supplier reference drawing is labelled GB/T 70-1985. Its complete numerical table is reproduced below from this offer; the original diagram geometry is preserved in the English technical image.
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Product details

Grade 12.9 high-strength cylindrical socket head cap screws. Full-thread and partial-thread options retain the source labels and original order. The supplier reference drawing is labelled GB/T 70-1985. Its complete numerical table is reproduced below from this offer; the original diagram geometry is preserved in the English technical image.
Technical Specifications
| Thread d | Pitch P (mm) | b (mm) | dk max (mm) | dk min (mm) | ds max (mm) | ds min (mm) | k max (mm) | k min (mm) | s nominal (mm) | s max (mm) | s min (mm) | t min (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M1.6 | .35 | 15 | 3.14 | 2.86 | 1.60 | 1.46 | 1.60 | 1.46 | 1.5 | 1.560 | 1.520 | .7 |
| M2 | .4 | 16 | 3.98 | 3.62 | 2.00 | 1.86 | 2.00 | 1.86 | 1.5 | 1.560 | 1.520 | 1 |
| M2.5 | .45 | 17 | 4.68 | 4.32 | 2.50 | 2.36 | 2.50 | 2.36 | 2 | 2.060 | 2.020 | 1.1 |
| M3 | .5 | 18 | 5.68 | 5.32 | 3.00 | 2.86 | 3.00 | 2.86 | 2.5 | 2.58 | 2.52 | 1.3 |
| M4 | .7 | 20 | 7.22 | 6.78 | 4.00 | 3.82 | 4.00 | 3.82 | 3 | 3.080 | 3.020 | 2 |
| M5 | .8 | 22 | 8.72 | 8.28 | 5.00 | 4.82 | 5.00 | 4.82 | 4 | 4.095 | 4.020 | 2.5 |
| M6 | 1 | 24 | 10.22 | 9.78 | 6.00 | 5.82 | 6.0 | 5.7 | 5 | 5.140 | 5.020 | 3 |
| M8 | 1.25 | 28 | 13.27 | 12.73 | 8.00 | 7.78 | 8.00 | 7.64 | 6 | 6.140 | 6.020 | 4 |
| M10 | 1.5 | 32 | 16.27 | 15.73 | 10.00 | 9.78 | 10.00 | 9.64 | 8 | 8.175 | 8.025 | 5 |
| M12 | 1.75 | 36 | 18.27 | 17.73 | 12.00 | 11.73 | 12.00 | 11.57 | 10 | 10.175 | 10.025 | 6 |
| M14 | 2 | 40 | 21.33 | 20.67 | 14.00 | 13.73 | 14.00 | 13.57 | 12 | 12.212 | 12.032 | 7 |
| M16 | 2 | 44 | 24.33 | 23.67 | 16.00 | 15.73 | 16.00 | 15.57 | 14 | 14.212 | 14.032 | 8 |
| M20 | 2.5 | 52 | 30.33 | 29.67 | 20.00 | 19.67 | 20.00 | 19.48 | 17 | 17.23 | 17.05 | 10 |
| M24 | 3 | 60 | 36.39 | 35.61 | 24.00 | 23.67 | 24.00 | 23.48 | 19 | 19.275 | 19.065 | 12 |
| M30 | 3.5 | 72 | 45.39 | 44.61 | 30.00 | 29.67 | 30.00 | 29.48 | 22 | 22.275 | 22.065 | 15.5 |
| M36 | 4 | 84 | 54.46 | 53.54 | 36.00 | 35.61 | 36.00 | 35.38 | 27 | 27.275 | 27.065 | 19 |
Model: 954566095984
View all specifications (218 options)
| Specification | Unit price | Item Ref |
|---|---|---|
| M3*6 full thread | USD 0.06 | 954566095984 |
| M3*8 full thread | USD 0.06 | 954566095984 |
| M3*10 full thread | USD 0.06 | 954566095984 |
| M3*12 full thread | USD 0.07 | 954566095984 |
| M3*16 full thread | USD 0.08 | 954566095984 |
| M3*20 full thread | USD 0.08 | 954566095984 |
| M3*25 full thread | USD 0.10 | 954566095984 |
| M4*6 full thread | USD 0.06 | 954566095984 |
| M4*8 full thread | USD 0.06 | 954566095984 |
| M4*10 full thread | USD 0.06 | 954566095984 |
| M4*12 full thread | USD 0.06 | 954566095984 |
| M4*16 full thread | USD 0.07 | 954566095984 |
| M4*18 full thread | USD 0.08 | 954566095984 |
| M4*20 full thread | USD 0.08 | 954566095984 |
| M4*25 full thread | USD 0.10 | 954566095984 |
| M4*30 partial thread | USD 0.06 | 954566095984 |
| M4*35 partial thread | USD 0.07 | 954566095984 |
| M4*40 partial thread | USD 0.08 | 954566095984 |
| M4*45 partial thread | USD 0.09 | 954566095984 |
| M4*50 partial thread | USD 0.10 | 954566095984 |
| M4*60 partial thread | USD 0.28 | 954566095984 |
| M4*70 partial thread | USD 0.31 | 954566095984 |
| M4*80 partial thread | USD 0.40 | 954566095984 |
| M5*6 full thread | USD 0.07 | 954566095984 |
| M5*8 full thread | USD 0.07 | 954566095984 |
| M5*10 full thread | USD 0.07 | 954566095984 |
| M5*12 full thread | USD 0.08 | 954566095984 |
| M5*14 full thread | USD 0.08 | 954566095984 |
| M5*16 full thread | USD 0.08 | 954566095984 |
| M5*18 full thread | USD 0.09 | 954566095984 |
| M5*20 full thread | USD 0.09 | 954566095984 |
| M5*22 full thread | USD 0.10 | 954566095984 |
| M5*25 full thread | USD 0.10 | 954566095984 |
| M5*30 full thread | USD 0.06 | 954566095984 |
| M5*35 full thread | USD 0.07 | 954566095984 |
| M5*40 full thread | USD 0.08 | 954566095984 |
| M5*45 full thread | USD 0.08 | 954566095984 |
| M5*50 full thread | USD 0.09 | 954566095984 |
| M5*60 partial thread | USD 0.12 | 954566095984 |
| M5*65 partial thread | USD 0.13 | 954566095984 |
| M5*70 partial thread | USD 0.15 | 954566095984 |
| M5*80 partial thread | USD 0.19 | 954566095984 |
| M5*90 partial thread | USD 0.24 | 954566095984 |
| M5*100 partial thread | USD 0.28 | 954566095984 |
| M5*110 partial thread | USD 0.26 | 954566095984 |
| M5*120 partial thread | USD 0.31 | 954566095984 |
| M6*8 full thread | USD 0.08 | 954566095984 |
| M6*10 full thread | USD 0.08 | 954566095984 |
| M6*12 full thread | USD 0.09 | 954566095984 |
| M6*14 full thread | USD 0.09 | 954566095984 |
| M6*16 full thread | USD 0.10 | 954566095984 |
| M6*18 full thread | USD 0.10 | 954566095984 |
| M6*20 full thread | USD 0.10 | 954566095984 |
| M6*25 full thread | USD 0.06 | 954566095984 |
| M6*30 full thread | USD 0.06 | 954566095984 |
| M6*35 partial thread | USD 0.07 | 954566095984 |
| M6*40 partial thread | USD 0.08 | 954566095984 |
| M6*45 partial thread | USD 0.09 | 954566095984 |
| M6*50 partial thread | USD 0.10 | 954566095984 |
| M6*60 partial thread | USD 0.11 | 954566095984 |
| M6*65 partial thread | USD 0.13 | 954566095984 |
| M6*70 partial thread | USD 0.14 | 954566095984 |
| M6*75 partial thread | USD 0.15 | 954566095984 |
| M6*80 partial thread | USD 0.16 | 954566095984 |
| M6*90 partial thread | USD 0.21 | 954566095984 |
| M6*100 partial thread | USD 0.22 | 954566095984 |
| M8*10 full thread | USD 0.08 | 954566095984 |
| M8*12 full thread | USD 0.08 | 954566095984 |
| M8*14 full thread | USD 0.08 | 954566095984 |
| M8*16 full thread | USD 0.08 | 954566095984 |
| M8*20 full thread | USD 0.09 | 954566095984 |
| M8*25 full thread | USD 0.10 | 954566095984 |
| M8*30 full thread | USD 0.11 | 954566095984 |
| M8*35 full thread | USD 0.12 | 954566095984 |
| M8*40 full thread | USD 0.13 | 954566095984 |
| M8*45 full thread | USD 0.15 | 954566095984 |
| M8*50 full thread | USD 0.15 | 954566095984 |
| M8*55 full thread | USD 0.17 | 954566095984 |
| M8*60 full thread | USD 0.19 | 954566095984 |
| M8*65 full thread | USD 0.20 | 954566095984 |
| M8*70 partial thread | USD 0.22 | 954566095984 |
| M8*75 partial thread | USD 0.23 | 954566095984 |
| M8*80 partial thread | USD 0.24 | 954566095984 |
| M8*90 partial thread | USD 0.28 | 954566095984 |
| M8*100 partial thread | USD 0.34 | 954566095984 |
| M8*110 partial thread | USD 0.37 | 954566095984 |
| M8*120 partial thread | USD 0.41 | 954566095984 |
| M10*16 full thread | USD 0.15 | 954566095984 |
| M10*20 full thread | USD 0.15 | 954566095984 |
| M10*25 full thread | USD 0.16 | 954566095984 |
| M10*30 full thread | USD 0.17 | 954566095984 |
| M10*35 full thread | USD 0.20 | 954566095984 |
| M10*40 full thread | USD 0.21 | 954566095984 |
| M10*45 full thread | USD 0.23 | 954566095984 |
| M10*50 full thread | USD 0.24 | 954566095984 |
| M10*55 full thread | USD 0.26 | 954566095984 |
| M10*60 full thread | USD 0.28 | 954566095984 |
| M10*70 partial thread | USD 0.32 | 954566095984 |
| M10*75 partial thread | USD 0.34 | 954566095984 |
| M10*80 partial thread | USD 0.37 | 954566095984 |
| M10*85 partial thread | USD 0.39 | 954566095984 |
| M10*90 partial thread | USD 0.41 | 954566095984 |
| M10*100 partial thread | USD 0.44 | 954566095984 |
| M12*16 full thread | USD 0.22 | 954566095984 |
| M12*20 full thread | USD 0.22 | 954566095984 |
| M12*25 full thread | USD 0.24 | 954566095984 |
| M12*30 full thread | USD 0.26 | 954566095984 |
| M12*35 full thread | USD 0.28 | 954566095984 |
| M12*40 full thread | USD 0.30 | 954566095984 |
| M12*45 full thread | USD 0.32 | 954566095984 |
| M12*50 full thread | USD 0.34 | 954566095984 |
| M12*55 full thread | USD 0.38 | 954566095984 |
| M12*60 full thread | USD 0.42 | 954566095984 |
| M12*65 full thread | USD 0.44 | 954566095984 |
| M12*70 full thread | USD 0.46 | 954566095984 |
| M12*80 partial thread | USD 0.22 | 954566095984 |
| M12*90 partial thread | USD 0.25 | 954566095984 |
| M12*95 partial thread | USD 0.26 | 954566095984 |
| M12*100 partial thread | USD 0.26 | 954566095984 |
| M12*110 partial thread | USD 0.29 | 954566095984 |
| M12*120 partial thread | USD 0.32 | 954566095984 |
| M14*20 full thread | USD 0.42 | 954566095984 |
| M14*25 full thread | USD 0.37 | 954566095984 |
| M14*30 full thread | USD 0.37 | 954566095984 |
| M14*35 full thread | USD 0.41 | 954566095984 |
| M14*40 full thread | USD 0.44 | 954566095984 |
| M14*45 full thread | USD 0.47 | 954566095984 |
| M14*50 full thread | USD 0.22 | 954566095984 |
| M14*60 full thread | USD 0.26 | 954566095984 |
| M14*70 partial thread | USD 0.28 | 954566095984 |
| M14*80 partial thread | USD 0.32 | 954566095984 |
| M14*90 partial thread | USD 0.35 | 954566095984 |
| M14*100 partial thread | USD 0.38 | 954566095984 |
| M14*110 partial thread | USD 0.42 | 954566095984 |
| M14*120 partial thread | USD 0.45 | 954566095984 |
| M16*25 full thread | USD 0.49 | 954566095984 |
| M16*30 full thread | USD 0.23 | 954566095984 |
| M16*35 full thread | USD 0.26 | 954566095984 |
| M16*40 full thread | USD 0.27 | 954566095984 |
| M16*45 full thread | USD 0.29 | 954566095984 |
| M16*50 full thread | USD 0.30 | 954566095984 |
| M16*55 full thread | USD 0.31 | 954566095984 |
| M16*60 full thread | USD 0.33 | 954566095984 |
| M16*65 partial thread | USD 0.35 | 954566095984 |
| M16*70 partial thread | USD 0.37 | 954566095984 |
| M16*80 partial thread | USD 0.41 | 954566095984 |
| M16*90 partial thread | USD 0.45 | 954566095984 |
| M16*100 partial thread | USD 0.49 | 954566095984 |
| M16*110 partial thread | USD 0.52 | 954566095984 |
| M16*120 partial thread | USD 0.56 | 954566095984 |
| M20*30 full thread | USD 0.96 | 954566095984 |
| M20*35 full thread | USD 0.96 | 954566095984 |
| M20*40 full thread | USD 0.62 | 954566095984 |
| M20*45 full thread | USD 0.62 | 954566095984 |
| M20*50 full thread | USD 0.62 | 954566095984 |
| M20*55 full thread | USD 0.10 | 954566095984 |
| M20*60 full thread | USD 0.65 | 954566095984 |
| M20*65 full thread | USD 0.67 | 954566095984 |
| M20*70 full thread | USD 0.71 | 954566095984 |
| M20*80 partial thread | USD 0.81 | 954566095984 |
| M20*90 partial thread | USD 0.87 | 954566095984 |
| M20*100 partial thread | USD 0.96 | 954566095984 |
| M20*110 partial thread | USD 1.01 | 954566095984 |
| M20*120 partial thread | USD 1.07 | 954566095984 |
| M24*50 full thread | USD 1.34 | 954566095984 |
| M24*60 full thread | USD 1.39 | 954566095984 |
| M24*70 full thread | USD 1.50 | 954566095984 |
| M24*80 full thread | USD 1.63 | 954566095984 |
| M24*90 partial thread | USD 1.79 | 954566095984 |
| M24*100 partial thread | USD 1.95 | 954566095984 |
| M24*110 partial thread | USD 2.28 | 954566095984 |
| M24*120 partial thread | USD 2.44 | 954566095984 |
| M24*130 partial thread | USD 2.61 | 954566095984 |
| M24*140 partial thread | USD 2.77 | 954566095984 |
| M24*150 partial thread | USD 2.93 | 954566095984 |
| M27*60 full thread | USD 2.54 | 954566095984 |
| M27*70 full thread | USD 2.81 | 954566095984 |
| M27*80 full thread | USD 3.08 | 954566095984 |
| M27*90 full thread | USD 3.27 | 954566095984 |
| M27*100 partial thread | USD 3.35 | 954566095984 |
| M27*110 partial thread | USD 3.72 | 954566095984 |
| M27*120 partial thread | USD 3.99 | 954566095984 |
| M27*130 partial thread | USD 4.08 | 954566095984 |
| M27*140 partial thread | USD 4.35 | 954566095984 |
| M27*150 partial thread | USD 4.53 | 954566095984 |
| M27*160 partial thread | USD 4.81 | 954566095984 |
| M27*170 partial thread | USD 4.90 | 954566095984 |
| M27*180 partial thread | USD 5.17 | 954566095984 |
| M27*190 partial thread | USD 5.35 | 954566095984 |
| M27*200 partial thread | USD 5.62 | 954566095984 |
| M30*60 full thread | USD 3.18 | 954566095984 |
| M30*70 full thread | USD 3.45 | 954566095984 |
| M30*80 full thread | USD 3.63 | 954566095984 |
| M30*90 full thread | USD 3.99 | 954566095984 |
| M30*100 partial thread | USD 4.17 | 954566095984 |
| M30*110 partial thread | USD 4.63 | 954566095984 |
| M30*120 partial thread | USD 4.81 | 954566095984 |
| M30*130 partial thread | USD 5.08 | 954566095984 |
| M30*140 partial thread | USD 5.35 | 954566095984 |
| M30*150 partial thread | USD 5.81 | 954566095984 |
| M30*160 partial thread | USD 5.98 | 954566095984 |
| M30*170 partial thread | USD 6.17 | 954566095984 |
| M30*180 partial thread | USD 6.53 | 954566095984 |
| M30*190 partial thread | USD 6.71 | 954566095984 |
| M30*200 partial thread | USD 7.07 | 954566095984 |
| M36*80 full thread | USD 5.90 | 954566095984 |
| M36*90 full thread | USD 6.44 | 954566095984 |
| M36*100 full thread | USD 6.62 | 954566095984 |
| M36*110 full thread | USD 7.16 | 954566095984 |
| M36*120 partial thread | USD 7.53 | 954566095984 |
| M36*130 partial thread | USD 7.98 | 954566095984 |
| M36*140 partial thread | USD 8.16 | 954566095984 |
| M36*150 partial thread | USD 8.89 | 954566095984 |
| M36*160 partial thread | USD 9.25 | 954566095984 |
| M36*170 partial thread | USD 9.79 | 954566095984 |
| M36*180 partial thread | USD 10.52 | 954566095984 |
| M36*190 partial thread | USD 10.70 | 954566095984 |
| M36*200 partial thread | USD 11.06 | 954566095984 |
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