Lucas Style Bullet Connectors Hard to find solder or crimp brass Lucas style bullets. If you do any work on your car you'll know how important electrical connections are. These are the correct solid brass bullets. Do not use the cheap Far East crimp on versions. They'll let you down and look horrid. Sold in packs of 50 connectors. Connectors are solid brass and measure 0.18" (4.7mm) dia. Designed for 0.7 sq mm cable (USA Gauge 19) - Side lamps, ignition etc.. See cable chart for details.