wolfcraft 4651405 Woodworkers Glue Bottle Kit Comes with a roller applicator head to spread glue smoothly and evenly over larger surface areas Comes with a grooved biscuit shaped head that gets down into biscuit slots to provide even spreading for a strong bond Works with white, yellow and liquid hide glue Wood workers glue bottle kit for a variety of glue applications Wolfcraft is a 60+ year old respected German woodworking accessories manufacture