Nut Bolts and Spike (M20 M24) Wuxi Lanling Railway Equipment Co., Ltd. Base Info Model NO.：M20 M24Hex Head, Square Head, Flang Head DIN,：M18 M24 Description Pre：Asme B16.5 Wn 3" Q235 Forged Flange Next：Coil Nails (SQ2557)
