... lock pin 1.material:SS301,SS302,SS304,SS316,SS17-7,etc 2.wire dia.:0.01-10mm 3.ISO9001 certificate. spring lock ... medical device, electronics, toy,etc Stainless Steel spring lock pin Verified Information This information is Verified by Bureau ... Actual Units Produced(Previous Year) Spring, Pin, Stamping, Clip Spring 117,100,000 Pcs ... Per Year Spring 69,000,000 Pcs, Pin 6,000,000 Pcs, Stamping 5,000,000 ...