Our imperial sized matched set micro positioning adjustment screws and unbraked bushings deliver precision smooth movements in the most demanding OEM applications. These matched sets provide the smoothest and most precise movements in the industry. Our highly developed proprietary machining and custom modified machines enable us to produce our 254 TPI adjusters to standards that exceed industry standards. Thread class exceeding 3a-3b by 45%. Note: Kozak Micro cannot guarantee that our screws and bushings will be compatible with screws and bushings sold by other manufacturers.