Umbo:
Imegeuzwa kukufaa (Block, Diski, Silinda, Upau, Pete, Countersunk, Sehemu, Hook, Trapezoid, maumbo yasiyo ya kawaida, n.k)
Utendaji:
N52/Imebinafsishwa (N33 N35 N38 N40 N42 N45 N48 N50 N52……)
Mipako:
Ni-Cu-Ni,Nikeli Imebinafsishwa(Zn,Ni-Cu-Ni,Ni,Gold,Silver,Copper.Epoxy,Chrome,etc)
Usumaku:
Unene Wenye Sumaku, Wenye Sumaku kwa Axial, Wenye Usumaku wa Kipenyo, Fito nyingi zilizo na sumaku, Miale yenye Sumaku. (Mahitaji mahususi yamewekewa sumaku)
Daraja: Max. Halijoto za Uendeshaji:
N35-N525 80℃(176°F)
N30M-N52M 100℃(212°F)
N30H-N52H 120℃(248°F)
N30SH-N52SH 150℃(302°F)
N28UH-N45UH 180℃(356°F)
N28EH-N42EH 200℃(392°F)
N30AH-N38AH 240℃(472°F)