1/2-inch socket set

3/8 - 7/16 - 1/2 - 9/16 - 19/32 - 13/16 - 25/32 - 7/8 - 31/32 - 15/16 - 1 - 1 1/16 - 1 1/8 - 1 3/16

all above are 6 points

5/8 - 15/16 -- 12 points

5/8 - 3/4 spark plug sockets