Socket Set Standard Socket Count/Style (131) 6-Point 12-Point 8 Point Standard Socket Style/Size Standard 12-Point 4 mm 3/16 in 7/32 in 5/16 in 1/4 in 8 mm 9/32 in 9 mm 5/16 in 11/32 in 3/8 in 7/16 in 1/2 in 10 mm Standard 6-Point 4 mm 5/32 in 5 mm 3/16 in 6 mm 7/32 in 7 mm 1/4 in 8 mm 9/32 in 9 mm 5/16 in 10 mm 11/32 in 11 mm 3/8 in 12 mm 13 mm 7/16 in 1/2 in Deep Socket Count/Style (74) 6-Point 12-Point 8 Point