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(1).Product name:Carriage bolt
(2).Standard:DIN,ANSI603
(3).Size:M5-M20;1/4"-1/2"
(4).Material:carbon steel
(5).Length:12-300mm,1/2"-10"
(6).Grade:4.8 6.8 8.8
(7).Finish:Plain,zinc,black,nickel,H.D.G,brass plating,silver plating
(8).Certifications:ISO 9000/9001/9004/19011:2000
carriage bolt