|   | .jpg)  | A New Series of Metric Involute Splined Shafts & Bushings from QTC Feature Thermal Refined Teeth Quality Transmission Components, New Hyde Park, NY 23 Feb 2011  A new Series of module 1.667 involute splined shafts & bushings from Quality Transmission Components (QTC) feature thermal refined heat treatment to ensure good abrasion resistance.  |   |