Similar to the standard model but with a reinforced resin handle to withstand rough use on horizontal surfaces. Adjustable for placing the backer rod at any designed depth.Set foam backer rod in caulk joints quickly at a consistent depth and without puncturing.Accepts a threaded standard broom handle (extension pole).
Includes four depth setting wheels for 1/8", 1/4", 3/8" and 1/2" wide joints.
640-G02 = 1/8"
640-G03 = 1/4"
640-G04 = 3/8"
640-G05 = 1/2"
640-H15 = Thumb Screw
640-G11 = Main frame assembly with washers, pushnuts and 640-H21 1/2" wheels