Clock Winding Key Brass Size 000 00 0 1 2 3 4 5 6 7 8 9 10 11 12 13

Good Quality Brass Clock Winding Key. Clock Key Size Conversion Chart. With brass, butterfly-type handle for ease of use. Each key has a square hole and circular barrel. Available in Sizes 000 - 16 (1.75mm - 6.25mm).

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