1.factory price 2.small order accept 3.grade: C276, 904L,304L,310S,316,316L,2507, 2205, 254SMO,AL6XN, 1.4501,1.459,F55,F51 1.Size and type: Hexagon Bolt: M6-M64 full thread or half threadHexagon Nut: M6-M64Threaded Rod:4-2000mmAnd heavy hex bolts and nuts with all sizes. 2. Treatment:cold forging/hot forging 3.Materials option: Stainless Steel C276, 904L, 304, 304L,310S, 316, 316L, 321, 317L, ...