Johnson Level & Tool (Qty. 1) Deck Mate, Deck Board Spacing Tool, Orange, The decking tool features a high-impact body that promises to withstand the test of time. The compact tool can survive the toughest outdoor situations for lasting performance. The deck spacing tool has 1/8" or 3/16" spacer edges. The deck mate deck boards have a nail/screw layout guide for 2" x 4" or 2" x 6" decking. It is ideal for a one-piece tool for the most common deck board sizes. This deck board spacing tool is ideal for builders; contractors; and homeowners. It is particularly ideal for use with polymer decking; which requires accurate spacing. It spaces the dry or green deck lumber evening; allowing enough room for expansion and contraction for minimal guesswork (60275)