Standard: | | IFI, DIN, ISO, JIS, UNI, GB etc. |
Specification: | | Fin Hex; Fin Hex Jam; Heavy Hex; Heavy Hex Jam; Square; Heavy Square; Slotted Hex; Slotted Hex Jam; Slotted Heavy Hex; Slotted Heavy Hex Jam; Nylon Insert Lock (NE,NTE,NU,NTU) etc.; DIN934, DIN935, DIN936, DIN937, DIN979, DIN982, DIN985, DIN6330, DIN6331, DIN6334, DIN439, DIN555, DIN6915 etc.; ISO4032, ISO4033, ISO4034, lSO4035, ISO4036 etc.; BS916, BS3692, BS4190, JSB1181, UN5587, UNI5588, UNI5589 etc.; GB/T1229, GB56, GB/T41, GB6178, GB6180, GB/T6173, GB/T6174 etc. |