Honed Tube, Chrome Plated Bar, Chrome Bar manufacturer / supplier in China, offering Cold Drawing Finished Bks Rolled Drawn H8 H9 Honed Pipe DIN2391 St52 Hydraulic Cylinder Tube, Cold Drawn Honed Tube SAE 1026 Nbk Seamless Steel Precision Hydraulic Cylinder Tube, ASTM JIS DIN Precision ASTM A53 Inox 201 316L Bks AISI1045 4130 Stainless Steel Cylinder Capillary Pipe with Bright Surface and so on.