This kit includes the tools needed to remove the old windows and fit your new windows The Thor Nylon Faced 710 Hammer comes with 32mm / 1.25 inch diameter replaceable heads The Thor hammer is a glazing mallet with nylon faces that are designed to be replaced when worn and can be replaced by hand The Glazing Paddle is great for raising and moving double glazed units within the frame The paddle is designed for toe and heeling windows and doors and raising /moving double glazed units within the frame, Manufacturer: Virtual Plastics