Mild Steel Rod Bar Round Solid Metal Working 4mm to 50mm Dia 100-300mm length

Length: 100mm, 200mm, 300mm. - Material: C45 Carbon Steel. -Plating Thickness: 0.02-0.03mm. - Negative Shaft Tolerance: ±0.02 to ±0.05mm. Simple Assembly, Convenient Interchange, Cylindrical Optical Axis, Economical.

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