... :ISO9001:2008 Features:GB879.2 Spring Steel Black Oxide Light Duty Spring Slotted Pin 1.Material:carbon steel ... ,BS,ANSI...ETC3.Surface Finish:black zinc, black oxide, chromated, nickel plated, plain self finish and etc ... .5. MOQ:30000pcs6.Delivery time: 25 days7. sample lead time: a, when samples are in stock, the ... the samples are out of stock,the normal sample lead time will be about 15 days or less.8 ...