Genuine Omega® winding stem, part number 1106, fits Omega® 450, Omega® 455, Omega® 660, Omega® 661 Silvana 1580 if reaming is required to

if reaming is required to enlarge the hole slightly to better fit the balance wheel

Pumitex Grit - Package of 12 Supplied with center hole and can be used with mandrels with 3/32" or 1/8" shank in power tools with safe maximum speed of 25

00 mm hour hand

setting wheel to fit Jaeger LeCoultre® calibres: 426

Genuine Omega® winding stem, part number 1106, fits Omega® 450, Omega® 455, Omega® 660, Omega® 661 Silvana 1580 if reaming is required toGenuine Omega winding stem, part number 1106, fits Omega 450, Omega 455, Omega 660, Omega 661 * Perrin Supply Ltd is independent of and not affiliated with or sponsored by Omega. Omega warranty does not apply to parts supplied by Perrin Supply Ltd.