... Grade:Ordinary Standard,10.9 Carbon steel U clampU Bolt,U clamp,U screw Features:Certification:ISO9001:2008Name:U bend bolt and nuts-M24*83 ... ,U seriesDiameter12mm,14mm,16mm,20mm,22mm,24mm,27mm,30mm,etcThread pitch1.5mm,1.75mm,2.0mm,3.0mmMaterialmild steel,45#steel,35#steel,40Cr steel ... by our QC(quality check) before setting out .4.Suitable U bolts can be made according to your drawings or samples5 ...