Check the listing for details. Equalizer Push Knife set Blade Used to remove urethane window quarter glasses. Condition: New. Listed at 233.95 USD. PUSH KNIFE™ SetPUSH KNIFE™ is a machined aluminum hand tool designed to remove quarter glasses utilizing Equalizer® Express® Blades. PUSH KNIFE features a rectangular plate for striking with a rubber mallet, enabling power from the mallet to be transferred to the blade and through the urethane.Equalizer® Express® blades can be easily changed out by unscrewing the hinged plate that locks the blade in place. Includes all three sizes. PUSH KNIFE • 12"Push Knife is a machined aluminum hand tool designed to remove quarter glasses utilizing Equalizer® Express® Blades. Push Knife features a hinged plate and blade clamp screw that locks the blade in place. PUSH KNIFE • 24"PUSH KNIFE is a machined aluminum hand tool designed to remove quarter glasses utilizing Equalizer® Express® Blades. PUSH KNIFE features a rectangular plate for striking with a rubber mallet, enabling power from the mallet to be transferred to the blade and through the urethane.Equalizer® Express® blades can be easily changed out by unscrewing the hinged plate that locks the blade in place. PUSH KNIFE • 36"Push Knife is a machined aluminum hand tool designed to remove quarter glasses utilizing Equalizer® Express® Blades. Push Knife features a hinged plate and blade clamp screw that locks the blade in place.