Includes 3/8 x 21mm spark plug socket; 3/8 x 3″ extension bar; 1/4″ M x 3/8″ F adaptor; 3/8 spin disk, 3/8 ratchet handle; 1/4 spinner handle; 14 x 1/4 metric sockets (4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 9, 10, 11, 12 & 13mm); 14 x 1/4 imperial sockets (5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 13/32, 7/16, 15/32, 1/2, 17/32 & 9/16″); 3 x 1/4 sockets (1/4, 5/16 & 3/8″); 2 x 3/8″ metric sockets (15 and 16mm). Includes 3/8 x 21mm spark plug socket; 3/8 x 3″ extension bar; 1/4″ M x 3/8″ F adaptor; 3/8 spin disk, 3/8 ratchet handle; 1/4 spinner handle; 14 x 1/4 metric sockets (4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 9, 10, 11, 12 & 13mm); 14 x 1/4 imperial sockets (5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 13/32, 7/16, 15/32, 1/2, 17/32 & 9/16″); 3 x 1/4 sockets (1/4, 5/16 & 3/8″); 2 x 3/8″ metric sockets (15 and 16mm).