Complete size chart for 12.9 Alloy Steel Socket Head Cap Screw (Partial Thread): 89 sizes, all in stock in Taiwan. The Availability column shows the current status of each row; click a size to open its detail page.
| Items | 89 sizes |
|---|---|
| Thread size | 2 – 24 mm |
| Length | 20 – 150 mm |
| Material | Alloy Steel |
| Standards | BS 84 |
🔍 Pick a size in the interactive catalog (live stock, add to cart)💬 Ask on LINE✉ Email us for a quote
Click any size in the table to open its detail page (unit price, pack size, add to cart). For a full parts list, email sfp@sfp-tw.com or call us; Excel lists are welcome.
| Size | Length | Unit price (ex-tax) | Pack | Availability |
|---|---|---|---|---|
| Thread M 2 mm | ||||
| M2*20 | 20 mm | US$ 0.09 | 20 pcs/pack | In stock |
| Thread M 3 mm | ||||
| M3*25 | 25 mm | US$ 0.06 | 50 pcs/pack | In stock |
| M3*30 | 30 mm | US$ 0.08 | 20 pcs/pack | In stock |
| M3*35 | 35 mm | US$ 0.08 | 20 pcs/pack | In stock |
| M3*40 | 40 mm | US$ 0.09 | 20 pcs/pack | In stock |
| M3*45 | 45 mm | US$ 0.09 | 20 pcs/pack | In stock |
| M3*50 | 50 mm | US$ 0.09 | 20 pcs/pack | In stock |
| Thread M 4 mm | ||||
| M4*30 | 30 mm | US$ 0.06 | 50 pcs/pack | In stock |
| M4*35 | 35 mm | US$ 0.08 | 20 pcs/pack | In stock |
| M4*40 | 40 mm | US$ 0.08 | 20 pcs/pack | In stock |
| M4*45 | 45 mm | US$ 0.09 | 20 pcs/pack | In stock |
| M4*50 | 50 mm | US$ 0.11 | 20 pcs/pack | In stock |
| M4*55 | 55 mm | US$ 0.15 | 20 pcs/pack | In stock |
| M4*60 | 60 mm | US$ 0.15 | 20 pcs/pack | In stock |
| M4*80 | 80 mm | Ask for price | In stock | |
| Thread M 5 mm | ||||
| M5*30 | 30 mm | US$ 0.09 | 20 pcs/pack | In stock |
| M5*35 | 35 mm | US$ 0.09 | 20 pcs/pack | In stock |
| M5*40 | 40 mm | US$ 0.09 | 20 pcs/pack | In stock |
| M5*45 | 45 mm | US$ 0.12 | 20 pcs/pack | In stock |
| M5*50 | 50 mm | US$ 0.12 | 20 pcs/pack | In stock |
| M5*60 | 60 mm | US$ 0.15 | 20 pcs/pack | In stock |
| M5*65 | 65 mm | US$ 0.15 | 20 pcs/pack | In stock |
| M5*70 | 70 mm | US$ 0.12 | 20 pcs/pack | In stock |
| M5*75 | 75 mm | US$ 0.12 | 20 pcs/pack | In stock |
| M5*80 | 80 mm | US$ 0.12 | 20 pcs/pack | In stock |
| M5*85 | 85 mm | US$ 0.12 | 20 pcs/pack | In stock |
| M5*90 | 90 mm | US$ 0.15 | 10 pcs/pack | In stock |
| M5*95 | 95 mm | US$ 0.15 | 10 pcs/pack | In stock |
| M5*100 | 100 mm | US$ 0.15 | 10 pcs/pack | In stock |
| Thread M 6 mm | ||||
| M6*35 | 35 mm | US$ 0.12 | 20 pcs/pack | In stock |
| M6*40 | 40 mm | US$ 0.12 | 20 pcs/pack | In stock |
| M6*45 | 45 mm | US$ 0.12 | 20 pcs/pack | In stock |
| M6*50 | 50 mm | US$ 0.15 | 10 pcs/pack | In stock |
| M6*55 | 55 mm | US$ 0.15 | 10 pcs/pack | In stock |
| M6*60 | 60 mm | US$ 0.15 | 10 pcs/pack | In stock |
| M6*65 | 65 mm | US$ 0.15 | 10 pcs/pack | In stock |
| M6*70 | 70 mm | US$ 0.15 | 10 pcs/pack | In stock |
| M6*75 | 75 mm | US$ 0.18 | 10 pcs/pack | In stock |
| M6*80 | 80 mm | US$ 0.18 | 10 pcs/pack | In stock |
| M6*85 | 85 mm | US$ 0.18 | 10 pcs/pack | In stock |
| M6*90 | 90 mm | US$ 0.18 | 10 pcs/pack | In stock |
| M6*95 | 95 mm | US$ 0.18 | 10 pcs/pack | In stock |
| M6*100 | 100 mm | US$ 0.18 | 10 pcs/pack | In stock |
| Thread M 8 mm | ||||
| M8*40 | 40 mm | US$ 0.12 | 20 pcs/pack | In stock |
| M8*45 | 45 mm | US$ 0.14 | 20 pcs/pack | In stock |
| M8*50 | 50 mm | US$ 0.15 | 20 pcs/pack | In stock |
| M8*55 | 55 mm | US$ 0.17 | 10 pcs/pack | In stock |
| M8*60 | 60 mm | US$ 0.18 | 10 pcs/pack | In stock |
| M8*65 | 65 mm | US$ 0.19 | 10 pcs/pack | In stock |
| M8*70 | 70 mm | US$ 0.21 | 10 pcs/pack | In stock |
| M8*80 | 80 mm | US$ 0.24 | 10 pcs/pack | In stock |
| M8*90 | 90 mm | US$ 0.27 | 10 pcs/pack | In stock |
| M8*100 | 100 mm | US$ 0.34 | 10 pcs/pack | In stock |
| M8*110 | 110 mm | US$ 0.38 | 10 pcs/pack | In stock |
| M8*120 | 120 mm | US$ 0.43 | 10 pcs/pack | In stock |
| M8*130 | 130 mm | US$ 0.47 | 10 pcs/pack | In stock |
| M8*140 | 140 mm | US$ 0.53 | 10 pcs/pack | In stock |
| M8*150 | 150 mm | US$ 0.55 | 10 pcs/pack | In stock |
| Thread M 10 mm | ||||
| M10*45 | 45 mm | US$ 0.24 | 10 pcs/pack | In stock |
| M10*50 | 50 mm | US$ 0.26 | 10 pcs/pack | In stock |
| M10*55 | 55 mm | US$ 0.28 | 10 pcs/pack | In stock |
| M10*60 | 60 mm | US$ 0.31 | 5 pcs/pack | In stock |
| M10*65 | 65 mm | US$ 0.33 | 5 pcs/pack | In stock |
| M10*70 | 70 mm | US$ 0.35 | 5 pcs/pack | In stock |
| M10*80 | 80 mm | US$ 0.37 | 5 pcs/pack | In stock |
| M10*90 | 90 mm | US$ 0.41 | 5 pcs/pack | In stock |
| M10*100 | 100 mm | US$ 0.44 | 5 pcs/pack | In stock |
| M10*110 | 110 mm | US$ 0.50 | 5 pcs/pack | In stock |
| M10*120 | 120 mm | US$ 0.66 | 5 pcs/pack | In stock |
| M10*130 | 130 mm | US$ 0.71 | 5 pcs/pack | In stock |
| M10*140 | 140 mm | US$ 0.78 | 5 pcs/pack | In stock |
| M10*150 | 150 mm | US$ 0.84 | 5 pcs/pack | In stock |
| Thread M 12 mm | ||||
| M12*55 | 55 mm | US$ 0.39 | 5 pcs/pack | In stock |
| M12*60 | 60 mm | US$ 0.41 | 5 pcs/pack | In stock |
| M12*65 | 65 mm | US$ 0.45 | 5 pcs/pack | In stock |
| M12*70 | 70 mm | US$ 0.48 | 5 pcs/pack | In stock |
| M12*80 | 80 mm | US$ 0.53 | 5 pcs/pack | In stock |
| M12*90 | 90 mm | US$ 0.60 | 5 pcs/pack | In stock |
| M12*100 | 100 mm | US$ 0.65 | 5 pcs/pack | In stock |
| M12*110 | 110 mm | US$ 0.72 | 5 pcs/pack | In stock |
| M12*120 | 120 mm | US$ 0.78 | 5 pcs/pack | In stock |
| M12*130 | 130 mm | US$ 0.81 | 5 pcs/pack | In stock |
| M12*140 | 140 mm | US$ 0.91 | 5 pcs/pack | In stock |
| M12*150 | 150 mm | US$ 1.10 | 5 pcs/pack | In stock |
| Thread M 16 mm | ||||
| M16*80 | 80 mm | US$ 0.55 | In stock | |
| Thread M 20 mm | ||||
| M20*100 | 100 mm | US$ 1.08 | In stock | |
| Thread M 24 mm | ||||
| M24*90 | 90 mm | US$ 2.12 | In stock | |
| M24*95 | 95 mm | US$ 2.40 | In stock | |
| M24*100 | 100 mm | US$ 1.08 | In stock | |
Prices in USD are converted from TWD (reference rate 1 USD = NT$32.5, as of 2026-09-08). Orders are invoiced and settled in TWD.