Designed for convenience, the knurled handle spring plunger offers a user-friendly experience. The handle's textured surface provides a non-slip grip, even in oily or wet conditions. This ensures that users can operate the plunger with confidence, it will perform reliably under various circumstances. Features -Color:Black -Material:Stainless steel -Size:2.50X1.20X1.20cm/0.98X0.47X0.47in -Thread: M6 -Accurate adjustment: knurled handle spring pin provides accurate adjustments, catering to different needs swiftly -Efficiency improvement: effectively addresses problems with quick release spring plungers, enhancing work efficiency -Wide application: suitable for a range of settings, including mechanical and electronic applications, providing wide application potential -Stainless steel reliability: made from stainless steel, ensuring durability and high reliability -Quick and easy: simple to operate without complex installation, enabling quick and efficient use Package list: 10 x Hand Retractable Spring Plungers