Zwaluw Backer Rod PU is a round open (polyurethane) foam rod used to fill joints between building materials to make sure the joint sealant will reach its correct dimension in width and depth. Zwaluw Backer Rod PU is supplied in various diameters.
Firstly order arrived within 3 days of placing my order, excellent service. Products are great , no pry with DeWalt. The smaller drill as a lot of torque and I seem to prefer to use this drill. Rest of order is being used in my workshop.