SK Professional Tools 94549 3/8 Drive 6 Point Standard and Deep SAE and Metric Socket Set, 49 Pieces. 49 Piece 3/8 Drive 6 Point Standard and Deep Fractional and Metric Chrome Socket Set with Universal Joint. 49 piece set manufactured to give superior service year after year and to last a lifetime with proper care and usage. This set features SK’s SureGrip hex design, which drives the side of the fastener, not the corner, to avoid edge breakage on rusted or damaged fasteners like a traditional straight cornered hex tools. SK’s high polish SuperKrome finish protects the sockets from the harsh working environments while providing long life and maximum corrosion resistance. Set includes Pro Ratchet, Pro Thumbwheel Ratchet, 2 Extensions and Universal Joint. (Thumbwheel Ratchet and Universal Joint are new additions to this set). Packaged in a molded plastic case. 45170 7.6″ 3/8″ Drive Pro Ratchet. 45172S 3/8 Drive Thumbwheel Ratchet. 1/4″, 5/16″, 3/8″, 7/16″, 1/2″, 9/16″, 5/8″, 11/16″, 3/4″, 13/16″, 7/8 Standard Sockets. 3/89, 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. Type: 6-Point, Standard/Deep, SAE Fractional/Metric. Drive Size: 3/8 Inch. Number of Pieces: 49. Packaging Type: Molded Plastic Case.