Crafted with Heat-treated S2 Steel Which Is Anti-impact and Tough, Great Wear Resistant. Different Size: 1.2 00#, 1.4 00#, 1.8 00#, 2.5 0#, 3.0 0#, 2.5 1#, 3.0 1#. φ 5 60 φ 1.2 20 00 #. φ 5 60 φ1.4 20 00 #.
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