... , hole-drilling, flaring, welding,polishing,plating etc. Stainless steel motorcycle frameFeatures:1) Diameter: 0.25-80mm 2) ... Thickness: >0.08mm3) Material: aluminium,stainless steel,carbon steel,copper, brass,etc..4) Length: According to ... stamping, end-narrowing/widenning, surface-grinding, and shaping, etc..For more details, please make direct contact. Stainless steel motorcycle frame ...