What are /r/IUEC's favorite Products & Services?

From 3.5 billion Reddit comments

DEWALT Drill Chuck for Impact Driver, Quick Connect (DW0521) https://www.amazon.com/dp/B000KKWLE8/ref=cm_sw_r_apan_glt_i_AQWR20Y3ATP4TNBKN3ZA?_encoding=UTF8&psc=1

Went from New construction to mod for the first time and have had to tap things way more in the past few months than the last few years. This is significantly better than putting a tap into a drill.