Material: chalybe
Gradus: 4.8 / 8.8 / 10.9 / 12.9
Superficiem treatment: cum colore nigro elotae, electro-galvanized, calidum-dep galvanized, dacromet, etc.
Latin: US, DIN, torrent, etc.
Genus Thread: full page, medium filum
Gradus: 4/8/10/12