T-H Marine Heat-Shrink Connectors and 6-in-1 Wiring Tool Kit - Wire Terminal Crimper with Heat Shrink Butt Connectors (8) Butt 16-14 Gauge. Features: • Wire stripper 22-10 gauge (AWG) • Connector crimper 22-10 gauge (AWG) • Wire cutter • Plier tip • Machine screw cutter • (8) Butt connectors fits 16-14 gauge (AWG) wire • Wire loop