Drillbrush Power Blog — Ultra Stiff
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What is a Drillbrush 4-2-O Kit?
Published by John Cittadino on
The 4-2-O brush kit is Drillbrush’s most popular brush set. But why is this combo so well-liked among homeowners and DIYers? We look at the history of the 4-2-O kit, what it can do, and why people keep coming back for more!
Approx. Reading Time: 11 min.
