Slim-Fit toolholders provide shrinkfit or collet-style holding without changing toolholders. They are drawbar-style holders with extra power for quick changes between collets, collet extensions, and shrinkfit extensions. Accuracy is 0.0001 in. from AT3 taper to the collet pocket, and maximum runout is 0.0002 in. The holders are balanced to 18,000 rpm at 2.5 G and lab-certified for TIR, accuracy, and balance.