This has been out for a little while, but they've got a scratch awl available in the same handle style. Just haven't seen it mentioned in this thread.
https://www.amazon.com/dp/B01BBLPPJW/?tag=atomicindus08-20
Slickdeals is picking up a few other firesales.
http://slickdeals.net/f/8614698-2-pack-irwin-8-10-groovelock-pliers-9-99-22-piece-kobalt-screwdriver-bit-set-4-98-kobalt-tongue-and-groove-pliers-1-99-more-free-store-pickup-lowes-ymmv
Kobalt Tongue & Groove Pliers $1.99
8-Piece Blue Hawk...
Unless you need the tool to be low profile (for clearance), you could use any other tool of the same size. For example, axle nut sockets come in sizes similar to those oil caps, instant dual purpose! I do have the Lisle low profile socket for my E46 though; I'm quite happy with it.
Considering one of these two for a next purchase...
E-Z Red MR1224F 1/2" Drive 24" Flexible Head Ratchet
http://www.amazon.com/dp/B0021UL100/?tag=atomicindus08-20
Gearwrench 1/2"Dr 24"Locking Flex Ratchet 81363
http://www.amazon.com/dp/B00OL2XB9K/?tag=atomicindus08-20
For my low power impact (M12 Fuel) I went with a hex drive because there were more options readily available, and at better prices. You can also find hex versions more often than not in combo kits or promos which save you even more. Plus that makes the more compact tool useful both around the...