Workpro W003072 3/8 in. Drive Rotatable Frame Socket Set (20-Piece) is made from forged CR-V steel alloy which is heat treated and chrome plated for anti-rusting, greater strength and long-lasting service life. Features CORROSION-RESISTANCE AND DURABILITY-Our drive socket set is made from forged CR-V steel alloy which is heat treated and chrome plated for anti-rusting, greater strength and long-lasting service life 360° ROTATING RACK-The patented carrying rack can be rotated 360° for easy access of sockets and extension bar hidden behind the rack. The designated slots keep every socket neatly organized QUICK & EASY SOCKET CHANGE-The ratcheting wrench comes with a push button ball bearing quick-release mechanism that allows for easy and rapid socket-changing The 72 teeth reversible ratchet ensures smooth ratcheting in both directions and precise adjustment, making it works with limited space Includes 3/8 in. Drive Metric Socket (1) 8 mm, (1) 9 mm, (1) 10 mm, (1) 11 mm, (1) 13 mm, (1) 14 mm, (1) 16 mm, (1) 17 mm, (1) 19 mm 3/8 in. Drive SAE Socket (1) 1/4 in., (1) 5/16 in., (1) 3/8 in., (1) 7/16 in., (1) 1/2 in., (1) 9/16 in., (1) 5/8 in., (1) 11/16 in., (1) 3/4 in. (1) 7.68 in. Ratcheting Wrench (1) 3 in. x 3/8 in. Extension Bar Specifications Manufacturer Part Number W003072 Packaging Length (in.) 10.63 in. Packaging Width (in.) 5.51 in. Packaging Height (in.) 1.38 in. Packaging Weight (lb.) 2.6 lb.