Product Name: Hex Bolt with Zy&Zp (DIN933/DIN931 Gr. 8.8) Model NO.: DIN933/DIN931 Grade: 8.8 Standard: DIN, GB Head Style: Round Connection: Common Bolt Groove: Word Type: Hexagon Head Material: Carbon Steel Brand Name: M Size: 4mm-5mm Packaging: Normal or as Client Requirements Delivery Time: 15-30days Length: 30mm-75mm Trademark: M Transport Package: 25kgs Per Box, 36 Boxes Per Pallet Specification: ASTM & DIN Origin: China HS Code: 7318160000 Product Description Hex Bolt with ZY&ZP DIN933/DIN931 Gr. 8.81). Standard: DIN933/DIN931 bolt Gr. 8.82). Grade: DIN Gr. 4.6--Gr. 12.93). Material: Carbon steel, alloy steel, stainless steel, etc.4). Surface: Plain, black, ZP, ZY, H. D. G. etc.5). Packaging: 25kgs per box, 36 boxes per palletCompetitive Advantages,1). Top Quality control2). Competitive Price3). Various of Design4). OEM Accepted5). Customer's Design and Logo are WelcomeOur company would like to cooperate with domestic and overseas clients to improve the quality of our products and our services. We can produce many kinds of fasteners,such as :carriage bolt,stud bolt,hex bolt,flange bolt,hex nut and flange nut,Flat washer and spring washer, as well as non-standard products as per drawing.Ningbo Port is the world famous port, and our company is located in the port area, obvious geographical advantages, lower transportation costs. We can provide competitive price and on time delivery! So pls trust us. For more information and discount, pls feel free email me. We are waiting for service you!