The 63pc VERSASTACK Mechanics Tool Set is ideal for enhancing an existing tool arsenal or makes a great starter set. It features a low profile 3/8" drive 72-tooth ratchet with a 5-degree arc swing and a set of 3/8" drive sockets and drives tool accessories. Improved low profile head design has up to a 25% thinner head to allow greater access to confined spaces. Integrates seamlessly into the CRAFTSMAN VERSASTACK storage platform with the compatible storage case. All tools meet or exceed ASME specifications and are backed by a Full Lifetime Warranty. Take on your next project with the CRAFTSMAN 63pc VERSASTACK Mechanics Tool Set.