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The zinc plating provides up to 300 hours of corrosion resistance, making these bolts reliable in both indoor and outdoor settings.
Their durable, ergonomic wing design offers users a comfortable and secure grip, ensuring stable and reusable fastening for light to medium load requirements.
| Name | Wing bolts | Materials | Carbon Steel/Stainless Steel |
| Standards | DIN ISO ANC BSW JIS etc. | Strength level | 4.8 8.8 10.9 12.9 A2-70 A4-70 A4-80 |
| Size | M3-M50 | Surface finish | ZP\HDG\BLACK\Dacromet etc. |
| Length | 15-500 | Samples | Available |
| thread size | M4 | M5 | M6 | M8 | M10 | M12 | M16 | M20 | M24 | |
| d | ||||||||||
| P | pitch | 0.7 | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2.5 | 3 |
| dk | maximum value | 8 | 11 | 13 | 16 | 20 | twenty three | 29 | 35 | 44 |
| minimum | 6 | 8 | 10 | 13 | 17 | 20 | 26 | 32 | 41 | |
| d 3 | maximum value | 7 | 9 | 11 | 12.5 | 16.5 | 19.5 | twenty three | 29 | 37.5 |
| minimum | 5.5 | 7.5 | 9 | 10.5 | 14.5 | 17.5 | twenty one | 27 | 35 | |
| n | maximum value | 20 | 26 | 33 | 39 | 51 | 65 | 73 | 90 | 110 |
| minimum | 18 | twenty four | 30 | 36 | 48 | 62 | 70 | 86 | 106 | |
| h 1 | maximum value | 1.9 | 2.3 | 2.3 | 2.8 | 4.4 | 4.9 | 6.4 | 6.9 | 9.4 |
| minimum | 1.1 | 1.5 | 1.5 | 2 | 3.6 | 4.1 | 5.6 | 6.1 | 8.6 | |
| h 2 | maximum value | 2.3 | 2.8 | 3.3 | 4.4 | 5.4 | 6.4 | 7.5 | 8 | 10.5 |
| minimum | 1.7 | 2.3 | 2.7 | 3.6 | 4.6 | 5.6 | 6.5 | 7 | 9.5 | |
| H | maximum value | 10.5 | 13 | 17 | 20 | 25 | 33.5 | 37.5 | 46.5 | 56.5 |
| minimum | 8.5 | 11 | 15 | 18 | twenty three | 31 | 35 | 44 | 53.5 | |
| k | maximum value | 4.6 | 6.5 | 8 | 10 | 12 | 14 | 17 | twenty one | 25 |
| minimum | 3.2 | 4 | 5 | 6.5 | 8 | 10 | 13 | 16 | 20 | |
These zinc-plated butterfly wing bolts provide a convenient fastening solution with up to 20% more rust resistance than standard bolts. Ideal for assemblies that require frequent adjustments, they can be securely tightened or loosened by hand without tools.
Each bolt is quality-tested for consistency, offering stable and long-lasting fastening. Choose Befast’s wing bolts for hassle-free, durable solutions in both commercial and DIY applications.
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