Description: 304 Stainless Steel Pop Rivets Diameter:3.2~6.4mm Material:Stainless steel rivet dody/sts mandrel Length :5~35mm Package: Bulk packing,box packing One carton weight is below 28 kgs. Delivery :15~25 days after signed contract and deposit. Standad:.GB.ISO .DIN7337 Payment :T/T.L/C. West union.