Features Metric socket sets have an assortment of sockets for a range of fastener sizes. They come in sizes that are measured in millimeters to fit fasteners with a metric size head. Socket Size Range / 10 mm to 24 mm Drive Size / 1/2 inch Finish / Chrome Measurement Type / Metric Container Type / Rail Number of Pieces / 15 Socket Shape / 12-Point Socket Size / 10 mm; 11 mm; 12 mm; 13 mm; 14 mm; 15 mm; 16 mm; 17 mm; 18 mm; 19 mm; 20 mm; 21 mm; 22 mm; 23 mm; 24 Includes Deep Sockets / Yes Includes Standard Sockets / No Sockets Included / (15) Deep 12-Point Tether Ready / Yes