Check the listing for details. Williams 1/2 Drive Breaker Bar #S-41A. Condition: New other (see details), Made in United States. Listed at 20.00 USD. The Williams 1/2 Drive Breaker Bar #S-41A is a high-quality hand tool designed for automotive use. Manufactured by the reputable brand Williams, this breaker bar is a reliable and durable accessory for removing nuts bolts and sockets with ease. With its 1/2 drive design, this tool is perfect for automotive mechanics and DIY enthusiasts looking to add a versatile piece to their collection.