The Snap-On Tools USA 5pc Metric Triple Square Socket Set is a high-quality hand tool set designed for automotive use. Made in the United States, this set includes sockets in sizes ranging from 4mm to 10mm, all with a chrome surface finish for durability. The triple square socket type and 3/8 inch drive size ensure compatibility with a variety of automotive applications. With a lifetime warranty, this set is a reliable and long-lasting addition to any mechanic’s toolbox. Includes 1 of each ( FTSM4E – FTSM5E – FTSM6E – FTSM8E – FTSM10E)