Socket head screw 1.Recess :Hex Socket, Socket 2.Head : Hex Head, Round Head, Countersunk, Pan, wafer head,with or without nibs 3.Norm : DIN/ANSI 4.Grade : 4.8 5.8 8.8 10.9/stainless steel 304/316, A2-70,a4-80 5.Surface : White/Yellow Zinc Plated, Dacromet, Ruspert, Phosphated, galvanized,black oxide 6.Delivery term, FOB Shanghai, Ningbo, Ex-works, CNF, CIF, etc. Product Name锛?/strong>socket head screw Standard:DIN,ASTM/ANSI JIS EN ISO,AS,GB/non-standard Material锛?/strong>Stainless steel :SS201, SS202,SS303, SS304, SS316,SS316L,SS904L,F593 carbon steel:Q195,Q235,35K,45K,42Grmo,307A,307B,A325,A394,A490,A449 Finishing锛?/strong>Plain, Black, zinc-plated, HDG, Nickel, Gr, Dacromet. Production锛?/strong>M2-M24:Cold Froging,M24-M100 Hot Forging, Process锛?/strong>Machining and CNC for Customized fastener Packing 锛?/strong>Bulk packing : 20kg per carton; 36 cartons per pallet small boxes or bags packing are available Certs锛?/strong>Material Certs and inspection certs are available Samples锛?/strong>Free Samples for standard fastener Q:How do you ensure the delivery date? And what are the after-sales services do you have? A:We have specialized coordinator to follow up the orders for each customer. the coordinator will check the production schedule with production team and confirm the reasonable delivery date to customer.and contact with customer before shipment to follow customer's packing intruction and shipping instruction. after the goods arrive at destination, our coordinator will keep in touch with customer till the customer receive the goods. Our company try our best to maintain the long-term cooperative relationship with every customer, and pay attention to the quality when customers our products. we can accept unconditional replacement or refund services if deviation between the received goods and customized drawings are found within one week.China Fasteners website:http://www.cnswhardware.com/fasteners/