Precision millingdrilling machines micromot 50 ball bearing spindle and efficient cooling system facilitate extended use ideal for electronic hobbyists model builders tool and die makers jewellers opticians artists chiropractors dental technicians etc the size of the machine dictates a 12v drive system use of a transformer is thus required micromot transformers of at least 1a are recommendedspecial balanced low noise dc motor with high life expectancy variable electronic speed c