The Blue Spot Tools 120 Piece 1/4", 3/8" & 1/2" Metric & SAE Socket & Spanner Set (1/4" 4-13mm) (3/8" 9-19mm) (1/2" 20-32mm) is manufactured from chrome vanadium for increased durability. Knurled sockets to provide a secure grip. Includes a selection of popular 1/4", 3/8" and 1/2" drive sockets in a range of sizes. Includes sturdy plastic case with metal clips for quick and convenient storage. Manufactured from chrome vanadium for increased durability Knurled sockets to provide a secure grip 1/4", 3/8" and 1/2" drive sockets 72 Teeth ratchet Includes sturdy plastic case with metal clips for quick and convenient storage PACKAGE CONTENTS 10 Piece 1/4" Hex metric sockets: 4, 5, 6, 7, 8, 9, 10, 11, 12, 13mm. 10 Piece 1/4" Hex SAE sockets: 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2". 4 Piece 1/4" Deep wall sockets 8, 9, 10, 11mm. 1 Piece 1/4" Extension bar - 2". 1 Piece 1/4" Universal joint. 1 Piece 1/4" Coupler. 1 Piece 1/4" Spinner handle. 1 Piece 1/4" Quick releas