Dimart RC Helicopter 100mm x 5mm Ground Shaft Round Rod 5Pcs Stainless steel: non-magentic, non-rusting ensures the long lifetime. Can be formed and readily welded by all methods. Offers good heat resistance, as well as resistance to chemicals, acids, and atmospheric conditions. Annealed after shaping to modify the metal's properties Widely used in Gear shaft, motor shaft, short support shaft, shaft pocket model, miniature axle, model plane, model ship, model cars.