Drive size = 1/4 inch Set type = socket set Drive type = Hexagon Quantity = 16 Finish = Matt Material/Fabric = Alloy steel ISO 1174, DIN 3120. 16 piece 1/4 inch socket set, Bahco. Comprehensive, portable professional socket set from Bahco with the most popular tool sizes for most jobs. Sockets are made of heavy-duty steel for long life and high power transmission, and provide excellent engagement to extend tool and fastener life. The reversible ratcheting wrench has a slim head with 6° return angle for easy access as well as quick release mechanism. Rugged carrying case provides protection and makes it easy to determine the size needed and any missing tools. Features and Benefits Heavy-duty steel alloy 60 teeth / 6° reset angle with quick-release mechanism Matte finish High-density polyethylene case. Contents 1/4 inch hex wrenches, 12 pieces: 1/8, 5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 7/16, 1/2, 9/16 inch 1 piece 1/4 inch quick release ratchet, 60 teeth/6° return angle 1 piece 1/4 inch T-slide handle, 100 mm (4 inch) 1 piece 1/4 inch extension, 75 mm (3 inch) 1 piece 1/4 inch flexible extension, 150 mm (6 inch) 2 pieces Plastic case with three removable compartments, with lid.