What’s the Best Tool to Stain My Deck? Home › Forums › Deck Staining Forum › What’s the Best Tool to Stain My Deck? This topic has 0 replies, 1 voice, and was last updated 2 years, 7 months ago by deckstainadmin. Viewing 1 post (of 1 total) Author Posts October 18, 2019 at 9:11 am #5239 deckstainadminKeymaster This car wash brush is the best tool for staining the boards on your deck. Simply attach it to an extension pole or broom handle, and apply the stain. It will save your back, and help your project go much faster. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In