Spring Pull Pin with Knob | Secure Positioning with Robust Indexing Plungers for Accurate Component Placement

Indexing Plunger with Knob｜Quick Adjustment × Secure Positioning × Hassle-Free Operation manufacturer. The Spring Pull Pin with Knob enables users to adjust and secure equipment or components quickly without the need for complex tools. Simply pull the top knob to retract the internal pin from the hole, reposition as needed, and release to automatically reinsert the pin using the internal spring mechanism—allowing for fast, repeatable positioning. UJEN is a high-quality Spring Pull Pin with Knob, Hand screw, hand nut, knob screw, thumb knob, plastic knob, adjustable handle, grip knob, indexing plunger manufacturer from Taiwan since 1994. UJEN Development Co., Ltd., with over 45 years of expertise, specializes in manufacturing precision hand screws, knob screws, plastic knobs, adjustable handles, and indexing plungers. As an ISO 9001:2015 certified company, we offer custom solutions and professional mold-making capabilities to enhance product functionality and brand value. Our commitment to quality and innovation ensures we meet the specific needs of our customers in various industries. UJEN is a leading manufacturer of high-quality hand screws in the screw parts industry. With over 40 years of expertise in plastic injection mold development, we have specialized in crafting precision rotary knobs and handles. We offer technical consulting services and customized design solutions to provide full-service from design to production.