- (800) 334-0135 or (541) 471-0194
- info@ronellclock.com
- Mon - Thur: 9am-4pm & Fri 9am-12pm (Pacific Time)
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.**
$14.25
Choose from 11 sizes. American Made.
Key Sizing Chart
| Key No. | American Sizes | Swiss Sizes | Watch Sizes |
|---|---|---|---|
| #00000 | 1.6mm | 1.25mm | |
| #0000 | 1.8mm | 1.50mm | |
| #000 | 2.0mm | 1.75mm | |
| #00 | 2.2mm | 2.00mm | 2.00mm |
| #0 | 2.4mm | 2.25mm | 1.90mm |
| #1 | 2.6mm | 2.50mm | 1.80mm |
| #2 | 2.8mm | 2.75mm | 1.75mm |
| #3 | 3.0mm | 3.00mm | 1.65mm |
| #4 | 3.2mm | 3.25mm | 1.60mm |
| #5 | 3.4mm | 3.50mm | 1.50mm |
| #6 | 3.6mm | 3.75mm | 1.40mm |
| #7 | 3.8mm | 4.00mm | 1.30mm |
| #8 | 4.0mm | 4.25mm | 1.20mm |
| #9 | 4.2mm | 4.50mm | 1.15mm |
| #10 | 4.4mm | 4.75mm | 1.05mm |
| #11 | 4.6mm | 5.00mm | 1.00mm |
| #12 | 4.8mm | 5.25mm | .95mm |
| #13 | 5.0mm | 5.50mm | |
| #14 | 5.2mm | 5.75mm | |
| #15 | 5.4mm | 6.00mm | |
| #16 | 5.6mm | 6.25mm | |
| #17 | 5.8mm | 6.50mm | |
| #18 | 6.0mm | 6.75mm | |
| #19 | 6.2mm | 7.00mm | |
| #20 | 6.4mm | 7.25mm | |
| #21 | 6.6mm | 7.50mm | |
| #22 | 6.8mm | 7.75mm | |
| #23 | 7.0mm | 8.00mm |
Related products
-
American Large Wing Brass Key
$2.75 Select options This product has multiple variants. The options may be chosen on the product page -
-
American Single End Brass Key
$2.25 Select options This product has multiple variants. The options may be chosen on the product page -
