New Ebonite Rods Hard Rubber black 20-80 mm dia

This is New Ebonite Vulcanizates (Hard Rubber) app 20,30,40,50,70 mm dia. Ebonite is the hardened form of rubber and sulphur. The length of each rod is approximately 550, 600, 650 mm. The rods with surfaces untreated are yellow from outside. After their external surfaces processing they turn to be black inside. It can be used in Physical science, Rollers, Rulers, Pipes, Printing and writing instruments. These Rods are unpolished, though they can be polished well by the customers. All your rods will be packed in a cover or cloth packaging.