PAN HEAD SELF TAPPING SCREWS. Bright zinc plated for corrosion and rust resistance. Bolt World. 65 piece x 3.5 x 12mm, 60 piece x 3.5 x 16mm, 50 piece x 4.0 x 12mm, 45 piece x 3.5 x 20mm. Set includes: 65 piece x 3.0 x 12mm, 55 piece x 3.0 x 16mm, 60 piece x 3.5 x 10mm.
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