10 x 000 Mild Steel 9.5-12mm. 10 x M00 Mild Steel 11-16mm. 10 x 00 Mild Steel 13-20mm. 10 x 0 Mild Steel 16-22mm. 10 x 0X Mild Steel 18-25mm. 10 x 1A Mild Steel 22-30mm. 10 x 1 Mild Steel 25-35mm.
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