| Categori Paramedr | Disgrifiad |
| Materyal | Stal carbon; stal anhyblyg; trin termol i wella cynaliad y tread |
| Traethiad Siofa | Cryfderiad o feirch; pasiwadu; clydriadau ffosffat |
| Fersiynau Safonol | Adreithir DIN 7981, EN 14586, ANSI B18.6.4 |
| Specifeddau'r Tarw | Diamedr: M5, M6.3, M7 (yn gyffredin); Hyd: 40 mm (paneli 16 mm), 50 mm (19–22 mm), 70 mm (25 mm+); Diamedr y craffter ~3.5–5 mm |
Hawlfraint © Cwmni Pyramid Hardware Fasteners Cyfyngedig. Ceir pob hawl ar gael — Polisi Preifatrwydd