304 Stainless Steel Donuts

Use these tight radius donuts for headers, exhaust systems or turbo and manifold pluming. The 1D radius is perfect for when mandrel bends wont fit. Donuts produce 4 x 90 degree bends, a budget wise alternative to buying the mandrel bends separately.


  • Wall Thickness:1.6mm
  • Material: 304 Grade STAINLESS STEEL
  • Radius = 1 x diameter = 1D
  • Seamless bends can be welded inside once cut open