нержавеющая сталь с потайной головкой квадрат шеи болт

1.Description stainless steel countersunk head square neck bolt fasteners.2.Material: stainless steel3.Surface:E-polished4.Machining: according to drawing.We would like to provide all kind offasteners according to your request:1.Processsilical gel precision casting;water glass presion casting.2.MaterialStainless steel;Carbon steel;Alloy steel.3.StandardDIN, AISI, ASTM, BS, JIS.4.SurfaceE-Polish; mirror polish; satin polish.5.Heat treatmentaccording to your requestIf you are interesting our company, please send us you inquiry with details, such as, drawing, material, surface request, ect. we will supplier best quality goods with our best service.standard export package.