I got it because I like the 90 tooth rachets and having a bunch of extra sockets is always a good idea.
This kit has it's good and bad bits:
What's in the kit:
3/8" drive
shallow
12 point
9-17mm inclusive 19&18, 16&15, 12&13 are the same O.D.
5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8
6 point
8, 9, 10, 12, 13, 14, 15: 12&13 are the same O.D.
1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16
deep
12 point
9, 10, 12, 13, 14, 15, 16, 17, 18: 15&16, 12&13 are the same O.D.
7/16, 1/2, 9/16, 5/8, 11/16, 3/4
1/4" drive
shallow
6 point
4, 5, 5.5, 6-14
5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 7/16, 1/2, 9/16
12 point
7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 7/16, 1/2
deep
6 point
5-14
3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 7/16, 1/2
1/2" drive
shallow
12 point
14, 15, 17, 18, 19, 21
3/8, 7/16, 1/2, 9/16, 5/8, 3/4, 7/8, 1
combination wrenches:
8, 9, 10, 12, 13
1/4, 3/8, 7/16, 1/2, 9/16
1/4" drive nut drivers:
5, 6, 8, 10, 11
7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 7/16
Allen wrenches
long:
1.5, 2, 2.5, 3, 4, 4.5, 5, 5.5, 6
5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, 1/4
short
1.5, 2, 2.5, 3, 4, 4.5, 5, 5.5, 6, 7, 8
0.05, 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32
3/8" drive sparkplug wrenches: 5/8, 13/16
1/4" hex driver
1/4" square driver
1/4" extension 2.5"
3/8" extensions: 2.5", 5.5"
1/2" extension: 2.5"