Features Premium Material: Crafted with high-quality stainless steel for durability and rust resistance, ideal for various applications including industrial and home use. Versatile Function: Our hex ball plungers are perfect for securing components with precision, commonly employed in medical and pneumatic tools enhancing equipment reliability. Precision Engineering: Designed for ease of use in molds, fixtures, and assemblies, these spring plungers ensure accurate positioning and effortless operation. Optimal Performance: These M3 thread plungers come in diverse lengths (6-20mm) to meet different needs, ensuring a secure fit and smooth movement aided by spring tension. Easy Integration: Compatible with numerous products, our plunger set guarantees streamlined maintenance for devices, aiding in efficient repairing and upgrading processes. 1. Made of stainless steel material, which can provides strength and offers good erosion resistance in many circumstances. 2. Positioning ball is also called ball head plunger or spring plunger. A load device (SLDs) consisting of a shell, spring, ball or cylinder. 3. Widely used in some medical equipment, lubrication equipment, pneumatic tools and other products. 4. Engineers often use it in mold, fixture, assembly and other work. 5. With the help of a certain pressure of the spring to promote the movement of the ball, so that the smooth operation of the equipment. Specification: Features: Made of stainless steel material, which can provides strength and offers good erosion resistance in many circumstances. Positioning ball is also called ball head plunger or spring plunger. A load device (SLDs) consisting of a shell, spring, ball or cylinder. Widely used in some medical equipment, lubrication equipment, pneumatic tools and other products. Engineers often use it in mold, fixture, assembly and other work. With the help of a certain pressure of the spring to promote the movement of the ball, so that the smooth operation of the equipment. Specification: Material: stainless steel Size:M3*6/8/10/12/16/20(Optional) Weight: Approx.5g~15g/0.2oz~0.5oz Quantity: 20 PCS Package list: 20 x Spring Ball Plunger Screw Package List