This backer rod insertion tool is reinforced with a handle that withstands rough use on surfaces like concrete and roadways. Install backer rod before applying the caulk. Includes 4-depth settings.
Key Features:
• Eliminates air bubbles, won't damage rods, and speeds-up work
• Complete with double wheeled threaded frame, 4 insert wheel sets, and an installation spoon
• Wheel sets measure 1/8 in., 3/8 in.
• Designed for long wear
• 1-year manufacturer's warranty