Qualities: AISI-304 Y AISI-316. Threads depending on ISO 7/1 (DIN 2999).

Manufacturing measures
1/4 3/8 1/2 3/4 1" 1 1/4 1 1/2 2" 2 1/2 3"
L 5 6 7 8 9 10 10 10 13 13
E/C 19 22 27 32 41 54 62 72 90 104
tuerca hexagonal