SK 94547 3/8 Dr 47 Pcs 6 Point. Std & Deep, SAE & Metric Sockets Set Made in USA. Features from the manufacturers website. 48 piece like the popular 91547 with additional pieces. This set is made in the U. Featuring SK’s high polish SuperKrome finish, which protects the tools from the harsh working environments found in today’s workplace. All sockets feature SK’s patented SureGrip hex design, which drives the side of the fastener, not the corner, to avoid edge breakage which can occur on rusted or damaged fasteners when a traditional straight cornered hex tool is used. Set Contents: 7.5″ Pro Ratchet; 3″, 6″ Extensions; 1/4″, 5/16″, 3/8″, 7/16″, 1/2″, 9/16″, 5/8″, 11/16″, 3/4″, 13/16″, 7/8″ Standard Sockets; 3/8″, 7/16″, 1/2″, 9/16″, 5/8″, 11/16″, 3/4″, 13/16″, 7/8 Deep Sockets; 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm Standard Sockets; 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm Deep Sockets. Packaged in a molded plastic case. Also Includes this additional value added pieces: Thumbwheel ratchet.