Boley 8mm Watchmaker Lathe Collets Lot Of 11. The sizes in this lot are 3,4,5,6,8,10,12,16,20,30,40. These are all marked G. Boley Germany and are in very nice condition. Condition can be seen in the pictures. The item “G. Boley 8mm Watchmaker Lathe Collets Lot Of 11 Nice! Machinist” is in sale since Thursday, August 13, […]