WORKPRO 39-Piece Drive Socket Wrench Set with Tool Box

🧿DURABILITY: Premium chrome vanadium steel with heat treatment , chrome flash certainly ensures the strength and rust-resistance of tools. 🧿REVERSIBLE RATCHET: The reversible ratchet with quick release mechanism improves efficiency and performance. The little rotation flipper on the ratchet is easy to move back and forth. 🧿WELL-ORGANIZED: Each socket has its own dedicated spot and is easily identifiable. The blow molded case is sturdy enough for great protection. 🧿PORTABILITY: Designed with relatively small size, the kit is convenient to carry around for daily use. 🧿Full Size: 1/4 inch drive socket - SAE Size (1/2'', 1/4'', 3/8'', 3/16'', 5/16'', 7/16'', 5/32'', 7/32'', 9/32'', 11/32'', 13/32'', 15/32''), Metric Size (4, 4.5, 5, 5.5, 6, 6.5, 7, 8, 9, 10, 11, 12, 13 mm); 3/8 inch drive socket - SAE Size (1/2'', 7/16'', 9/16''), Metric size (11, 12, 13 mm); 1 × 3/8'' reversible ratchet, 1 × 1/4'' spinner handle, 1 × 3/8''(F) to 1/4''(M) adapter; 1 × 3/8 drive extension bar; 1 × spin disk.