at F.W. Derbyshire inc. we have been building the finest quality lathes for small and micro parts since 1911. today we build three basic types of manual instrument lathes with two different spindle capacities and a wide selection of options and accessories: the Magnus Instrument Lathe and the Model A . in addition to the manual lathes we have been building gang tooled cnc lathes since 1987. we also manufacture collets including the webster/whitcomb or( w/w ) and the Magnus/elect (m/e) also referred to as the "D" or Derbyshire style collet