Dear Sir,Please quote Sr.# Description Size Material Qtty (German No. Standard)-------------------------------------------------------------------------------- 01. Seamless carbon Length: 5.0 meter St 35.8-II 94 steel tubes with both OD = 57 mm ends reduced to Thickness 3.2 mm OD 40 mm, Length of reduced portion is 66 mm 02. Seamless carbon steel Length: 7.5 meter ----do---- 100 tube with plain ends OD = 57 mm Thickness: 3.2 mm 03. ------do------ Length: 5.0 meter ----do---- 90 OD = 57 mm Thickness: 3.2 mm 04. ------do------ Length: 6.0 meter St 35.8-II/15Mo3 40 OD = 44.5 mm Thickness: 3.6 mm 05. ------do------ Length: 6.0 meter ----do---- 300 OD = 31.8 mm Thickness: 2.9 mm 06. ------do------