• American Grandfather Clock Crank Key

American Grandfather Crank Key

Choose from 11 sizes. American Made. Please measure the width of your winding post on your clock, in millimeters, to insure you select the correct size.

**QUANTITY DISCOUNTS ARE AVAILABLE FOR THIS ITEM. PLEASE SEE THE TABLE BELOW.**

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$14.25

SKU: N/A

Choose from 11 sizes. American Made.

Key Sizing Chart

Key No.American SizesSwiss SizesWatch Sizes
#000001.6mm1.25mm
#00001.8mm1.50mm
#0002.0mm1.75mm
#002.2mm2.00mm2.00mm
#02.4mm2.25mm1.90mm
#12.6mm2.50mm1.80mm
#22.8mm2.75mm1.75mm
#33.0mm3.00mm1.65mm
#43.2mm3.25mm1.60mm
#53.4mm3.50mm1.50mm
#63.6mm3.75mm1.40mm
#73.8mm4.00mm1.30mm
#84.0mm4.25mm1.20mm
#94.2mm4.50mm1.15mm
#104.4mm4.75mm1.05mm
#114.6mm5.00mm1.00mm
#124.8mm5.25mm.95mm
#135.0mm5.50mm
#145.2mm5.75mm
#155.4mm6.00mm
#165.6mm6.25mm
#175.8mm6.50mm
#186.0mm6.75mm
#196.2mm7.00mm
#206.4mm7.25mm
#216.6mm7.50mm
#226.8mm7.75mm
#237.0mm8.00mm
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