Machine mart 550 piece assorted self tapping screw set
This 550 piece assorted screw set has been specially designed to be self tapping includes handy carrying case for quick and convenient storage contains 4mm x 12 x65 4mm x 58 x55 6 x 38 x60 6 x 12 x65 6 x 58 x60 6 x 34 x45 8 x 12 x50 8 x 58 x40 8 x 1 x30 8 x 1 14 x20 10 x 34 x25 10 x 1 x20 amp 10 x 1 14 x15