The smallest clamping range yet from BIG Daishowa is the Super Slim 3S hydraulic chuck is intended for extremely repeatable high-precision microdrilling and microendmilling in the most challenging work envelopes thanks to its slim nose and tapered body. Standard features include one-screw clamping, BCV/BBT/HSK/SS interfaces, and stable runout accuracy guaranteed below 1 micron at the nose and 0.00012" at 4 times diameter.