Foto ngwaahịa:

Nkọwa ngwaahịa:
| Aha ngwaahịa | Wing Nut/Akụ nru ububa |
| Ihe onwunwe | Carbon ígwè |
| Agba | Yellow\Blue\Black\White |
| Ọkọlọtọ | DIN,ASME,ASNI,ISO |
| Ọkwa | Gr4.8/ Gr8.8/ Gr9.9 / Gr10.9 / Gr12.9 |
| Emechaala | Black oxide |
| eri | keadighi ra, mma |
| Eji | ụlọ ọrụ igwe |

| Nkọwapụta eri | 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 | kacha uru | 8 | 11 | 13 | 16 | 20 | 23 | 29 | 35 | 44 |
| kacha nta | 6 | 8 | 10 | 13 | 17 | 20 | 26 | 32 | 41 |
| ds | kacha uru | 7 | 9 | 11 | 12.5 | 16.5 | 19.5 | 23 | 29 | 37.5 |
| kacha nta | 5.5 | 7.5 | 9 | 10.5 | 14.5 | 17.5 | 21 | 27 | 35 |
| L | kacha uru | 20 | 26 | 33 | 39 | 51 | 65 | 73 | 90 | 110 |
| kacha nta | 18 | 24 | 30 | 36 | 48 | 62 | 70 | 86 | 106 |
| y | kacha uru | 1.9 | 2.3 | 2.3 | 2.8 | 4.4 | 4.9 | 6.4 | 6.9 | 9.4 |
| kacha nta | 1.1 | 1.5 | 1.5 | 2 | 3.6 | 4.1 | 5.6 | 6.1 | 8.6 |
| y1 | kacha uru | 2.3 | 2.8 | 3.3 | 4.4 | 5.4 | 6.4 | 7.5 | 8 | 10.5 |
| kacha nta | 1.7 | 2.3 | 2.7 | 3.6 | 4.6 | 5.6 | 6.5 | 7 | 9.5 |
| k | kacha uru | 10.5 | 13 | 17 | 20 | 25 | 33.5 | 37.5 | 46.5 | 56.5 |
| kacha nta | 8.5 | 11 | 15 | 18 | 23 | 31 | 35 | 44 | 53.5 |
| m | kacha uru | 4.6 | 6.5 | 8 | 10 | 12 | 14 | 17 | 21 | 25 |
| kacha nta | 3.2 | 4 | 5 | 6.5 | 8 | 10 | 13 | 16 | 20 |
| r | ≈ | 2 | 2.5 | 3 | 3 | 5 | 6 | 7 | 8 | 9 |
| R | ≈ | 3 | 4 | 5 | 6 | 8 | 10 | 11 | 14 | 18 |
Ngwugwu anyị:
1. 25 kg akpa ma ọ bụ 50kg akpa.
2. akpa na pallet.
3. 25 n'arọ katọn ma ọ bụ katọn nwere pallet.
4. Nkwakọ ngwaahịa dị ka arịrịọ ndị ahịa
Nke gara aga: DIN582 gburugburu aku na-ebuli anya mkpụrụ Osote: DIN6798 A/J/V Mpempe Mpempe mkpọchi ejiri eze