My beginning set was like this (Sears Craftsman), and then I built around it.
Some specialty tools, other small add-on sets (sockets, wrenches, screwdrivers, etc.).

You already bought it, so stick with it.
$70 is a heck of a price.

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80 300D 340K Owned 30 yrs
83 300SD 440K Owned 9 yrs - Daily Driver 150mi/day
02 Z71 Suburban 117,000
15 Toyota Prius 2600 miles
00 Harley Sportster 24k
09 Yamaha R6
03 Ninja 250