The Snap-On TM67A F77A S77 L672B Ratcheting Breaker Bar Adapter Set includes 4 single items with drive sizes ranging from 1/4 inch to 3/4 inch. Made in the United States by Snap-on, this set features a ratchet adapter designed for high performance and durability in automotive applications. With a focus on quality and precision, this adapter set is a valuable addition to any mechanic’s toolbox.