Philips 150W 120V Clear R7S Base T3 Halogen Work & Security Lighting Light Bulb (2-Pack) - Henery Hardware
Technical Precision Replacement for Master Tradesman 500w Dual Work Light Bulb 120 Volt Type T 250 Watt Halogen Bulb Double-Ended Quartz with R7S / RX7 / RSC Base - 1 Pack - Amazon.com
How To Replace Halogen Bulb in Work LIght - YouTube