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Machine Tool Manuals Machine Tool Catalogues Belts Leinen and Boley & Leinen Lathes WW Precision Watchmaker's Lathes & Accessory Kit Traditional Pattern Modern-pattern Watchmakers Lathes Early Model L4Z Accessories Based on the traditional Webster-Whitcomb American design with a heavy, bevelled-edge bed and a 50 mm centre height most Leinen and Boley & Leinen watchmakers' lathes had a spindle bore of 8mm (maximum pass-through 7 mm). The collets specified were U8 DIN 6341 Cat.-No. a31/1-3 with a largest through-bore of 4.4 mm and a maximum blind-bore of 7.0 mm. As with other makers Leinen offered a wide range of both individual items and expensive (though beautiful) boxed kits. |
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Boley & Leinen "Reform" lathe of traditional WW-patter. Swing over bed 100mm with headstock designed for 8mm type WW collets and displaying design elements of both "Geneva" and "WW" types. This model was further developed and built with various types of bed holder and integrated drive systems. |
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A very unusual Boley & Leinen watchmaker's WW lathe with chase-type screwcutting driven by enclosed gearing. Whilst the principle was ordinary the mechanical arrangement of the system, and the shielded gears, is though to have been unique to this particular model. |
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Boley & Leinen "Reform" Swing over bed 100mm with headstock designed for 8mm type WW collets and displaying design elements of both "Geneva" and "WW" types |
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WW Precision Watchmaker's Lathes & Accessory Kit Traditional Pattern Modern-pattern Watchmakers Lathes Early Model L4Z Accessories |