- Body material stainless steel, ball material stainless steel, resin selectable. - Applicable to equipment with strict surface requirements as no painting or coating is needed. - Various products can be selected according to load from 3N to 110N. Differences between MISUMI Economy Ball Plungers and other companies' products MISUMI Economy Ball Plungers are made entirely of stainless steel for the body, ball head, and spring part, so painting or coating is not required, making them suitable for equipment with high surface requirements such as other products and electronic devices.

Category	Misumi existing products	Misumi Economy Type	Market Distribution Product
Body Material	Japanese material SU S304	High quality stainless steel SUS304	Carbon steel
Ball Material	Japanese material SUS440C POM	High quality stainless steel SUS304 POM	Carbon steel nylon
Spring Material	Japanese material SUS631J1	High quality stainless steel SUS304	Carbon steel
Length Tolerance	-0.5~0	-0.8~0	Not Specified