SE - Clock Winding Keys - 4 Way, Brass, Odd / Even Number, 2 Pc
The universal 5 way clock key allows for the replacement or back up of original clock keys that are often lost with older antique, grandfather clocks. These keys are machined from brass and will last a lifetime.This 2-pack is great because you'll no longer need to guess on whether you'll need an odd or even sized key for your clock- you'll have both!Key Diameters:2: 2.5mm3: 3mm4: 3.5mm5: 3.5mm6: 4mm7: 4mm8: 4.5mm9: 4.5mm10: 5mm11: 5mm