Bright zinc plated for corrosion and rust resistance. 65 piece x 3 x 12mm. 65 piece x 3.5 x 12mm. 60 piece x 3.5 x 10mm. 60 piece x 3.5 x 16mm. 50 piece x 4 x 12mm. 45 piece x 3.5 x 20mm. 40 piece x 4 x 16mm.
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