Description: Drop forged, carbon steel socket. Chrome-plated to resist rust and corrosion. 1/4" & 3/8" Drive SAE/METRIC combination socket. Small enough to fit under your car seat, it's the perfect kit for emergency roadside repairs, Most of these sockets are 1/4" drive with a few 3/8 drive. With the socket adapter included, all of the sockets will work with the 3/8 ratchet included. Specification: 15 Pieces Metric Socket: 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 9, 10, 11, 12, 13, 14mm 14 Pieces 1/4" DR. 6PT. SAE Socket: 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 15/32", 1/2", 17/32", 9/16" 3 Pieces 8PT Dr: 1/4'', 5/16'',3/8" 1 Piece 3/8" DR. 6PT. METRIC Socker: 15mm 1 Piece 3/8" DR. x Reversible Ratchet Handle: 20cm 1 Piece 3/8" DR. x Extension Bar: 75mm 1 Piece 3/8" (F) x 1/4" (M) Adapter 1 Piece 3/8" x 5/8" Spark Plug Socket 1 Piece Spin Disc 1 Piece Color Sleeve 1 Piece Storagr Case Package Includes: 39 Pieces Ratchet Hand Tools 1 Piece Storagr Case Note: Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) Please check the size measurement and the picture carefully before making payment. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand,Thank you