Feature:
18 most popular sizes of o-ring used
Assortment of O rings with practical resealable plastic case
HNBR can be designed to meet application temperatures ranging from -45 degrees C to 165 degrees C, and HNBR is classified by ASTM as DH-type polymer

Specification:
Material: rubber
Housing color: green/ purple
Size types: 18 sizes (as shown in the picture)
Case Size (length x width x height): 23x10x3 cm / 9.04 "x 3.93" x 1.18 "(approx.)

Package include:
1 x rubber O ring(270 pcs)

Note:
Due to the difference between different monitors, the image may not reflect the actual color of the item. Please understand, thank you.