3M 3M Orange / Red Polyolefin Heat Shrink Tubing BBI-4A-Red-20' Roll - 20 ft Length - +250 F Shrink Temp BBI-4A-Red-20' Roll

The 3M orange / red polyolefin heat shrink tubing is sold 20 ft per case and is another quality product from 3M. Has a dielectric strength of 550 v/mil. This product starts out with an inner diameter of 4.35 in and after heat is applied it reduces in size to 1.67 in. Along with other changes the wall thickness also changes when this product is used. Before use the wall thickness is 0.043 in but after it is 0.113 in. The overall length measures 20 ft.