Product Lines > Tool & Die Supplies > MDL Mold & Die Components > Die Springs Die Springs Product Filter Options: Color Blue Green Red Yellow Hole Diameter (in.) 3/8 1/2 5/8 3/4 1 1-1/4 1-1/2 2 2-1/2 Free Length (in.) 1 1-1/4 1-1/2 1-3/4 2 2-1/2 3 3-1/2 4 4-1/2 5 5-1/2 6 7 8 9 10 12 Item Number Description SSY012010 YELLOW DIE SPRING 3/4 X 2 1/2 (25/BG/BX/150) SSB032020 BLUE DIE SPRING 2 X 5 (5/BG/BX/20) SSR016018 RED DIE SPRING 1 X 4 1/2 (10/BG/BX/50)