An assortment of wire terminals and heat shrink tubing variants from The Hillman Group. Wire terminals are a proven and effective method to connect wiring to screws & studs. Heat shrink tubing insulates and protects in-line electrical components. When heat is applied, the tubing contracts around the wire, providing insulation and and resistance to abrasion. Full assortments of #50214 contain eleven (11) refills comprised of Hillman item numbers #50215 - #50225.