Description:  A standard for professionals and hobbyests alike, this set has 20 spring bars of 18 different sizes ranging from 8mm to 25mm.  The perfect assortment for most watch sizes.  Includes a 
reusable storage box marked with the sizes
 
Approximate Size:  Varies, box 3"x4"
Material:  Steel spring bars in a plastic storage box 
 
Made In India