Socket Set, Socket Size Range 8 mm to 19 mm, Hand, Drive Size 3/8 in, Metric, 12-Point/ FURNISHED ITEMS: SOCKET RAIL AND CLIPS COMPONENT QUANTITY: 12 NONSUPPLY ITEMS AND QUANTITIES: CONTAINS 1 EA CHROME PLATED; 12 POINT; 3/8 IN. FEMALE SQ DRIVE; STANDARD LENGTH; METRIC SIZES 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18 AND 19MM SPECIFICATION/STANDARD DATA: 0U583-SAE AS955 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 1 CLASS AND A STYLE