Jaeger LeCoultre® calibre # 497 screw for oscillating weight blocking lever Fits calibers: 497, 497/1, 817, 817/1 forming tools This set is a must

This set is a must have for watchmakers working on pocket watches

all black ultrasonic is constructed of durable ABS

Sold in boxes of 1000 or 100

93 mm x 25

soldering is required

Jaeger LeCoultre® calibre # 497 screw for oscillating weight blocking lever Fits calibers: 497, 497/1, 817, 817/1 forming tools This set is a mustJaeger LeCoultre screw for oscillating weight blocking lever, part # 51440, calibre # 497 screw for oscillating weight blocking lever to fit Jaeger LeCoultre calibres: 497, 497 1, 817, 817 1 *Perrin Supply Ltd is independent of and not affiliated with or sponsored by Jaeger LeCoultre. Jaeger LeCoultre warranty does not apply to parts supplied byPerrin Supply Ltd. Using generic parts may devalue your watch.