x .020?(5mm) steel bands, or six to ten # 13 gauge steel wires (aluminum bands or wires are acceptable in equivalent strength and number).
2.Aluminium scrap Wheels
Specification
Shall consist of clean, single-piece, unplated aluminum wheels of a single specified alloy, free of all inserts, steel, wheel weights, valve stems, tires, grease and oil and other non-metallic items.
3.Aluminum extrusion
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