The Arrow Fastener all-purpose glue sticks are designed for a variety of fastening applications. Ideal for use with glue gun models TR400/DT and TR550 and all glue guns that are compatible with a 1/2-inch glue stick. Use them for woodworking, ceramics, leather, canvas, fabrics, cardboard, plastics, metal, etc. Press the surfaces together within 15 seconds, the glue sets in 30 to 60 seconds.