Lathe Chuck Grinding Wheel Holder clock crank keys Hi-Temp Solder Board This non-asbestos

Hi-Temp Solder Board This non-asbestos soldering board measures 4-1/4" x 4-1/4" x 1/2" and takes heat up to 3200°F

domed shape with logo

this is a generic replacement (not original) for the Omega® crystals models PZ5137 and PZ5142

Hand dimensions are 200/150/80/30/20 (hour/minute/minute counter/center second/indicators)

Lathe Chuck Grinding Wheel Holder clock crank keys Hi-Temp Solder Board This non-asbestosBergeon Lathe Chuck Grinding Wheel Holder to accommodate wheels with a hole fitting of 10. 00 mm. This fits into the lathe at 6. 80 mm, shank diameter is 8. 00 mm. Used to operate grinding stones with the watchmakers lathe.