40-Piece SAE & Metric Socket Set with 1/4 in. and 3/8 in. Drive is a versatile hand tool kit designed for a wide range of fastening and repair tasks. The set includes SAE and Metric sockets, along with 3/8-inch drive ratchets, providing flexibility for light to medium-duty applications. Manufactured from durable, high-strength steel, the sockets and ratchets offer reliable performance and long service life. The set comes in a sturdy storage case for easy organization, portability, and quick access to tools.40pcs set includes:(1) 32 standard sockets:- 1pc 3/8'' drive handle ratchet. 28pcs 1/4" Dr. Metric/SAE 6-point sockets: 3mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 6.5mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 1/8'', 5/32'', 3/16'', 7/32'', 1/4'', 9/32'', 5/16'', 11/32'', 3/8'', 13/32'', 7/16'', 15/32'', 1/2'', 9/16";- 3pcs 1/4" Dr. SAE 8-point sockets: 1/4'', 5/16'', 3/8".- 1pc 3/8" Dr. SAE 6-point sockets: 5/8''.(2) 1pc handle ratchet.(3) 1pc 3'' extension bar.(4) 1pc adapter 3/8"(F) X 1/4"(M).(5) 3pcs bits SL1/4", PH1, PH2.(6) 1pc disc.(7) 1pc storage case.