Norminal Diameter: M1-M28 Application: Buildings or other field. Support: Senior skilled workers Certificate:ISO9001:2008 ISO 8752 Spring-type Straight Slotted Cotter Pins A.Product info Standard DIN94, ISO1234, JIS 1351, AISI B18.8.1Normal Dia Metric or inch, 1/32-3/4 (0.6MM-3,2MM)all normal or unnormal sizes is ok for us.Materials 65Mn, Spring steel, sus304, sus316 and etc. Surface treatment ...