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3M Heat Shrink Thin Wall Tubing$6.89
Has a dielectric strength of 900 v/mil. This product starts out with an inner diameter of 0.75 in and after heat is applied it reduces in size to 0.375 in. Along with other changes the wall thickness also changes when this product is used.
After use the wall thickness is 0.03 in. The overall length measures 48 in.