High quality conical cutter, made of hardened stainless steel, designed to facilitate the installation of our tank connectors. It allows you to drill a hole on a wall or tanks to the taper, easily widen an existing hole, to adapt it to the diameters of the tank connectors. Suitable for large volumes of work. There is no need to remove the crown of material that remains attached the cutter after drilling, moreover, there is no need to sand the hole made. Designed for use on plastic tanks.

Designed to drill correct holes for 1/2", 3/4" and 1" Tank Connectors. The drill sizes are 29mm for 1/2", 35mm for 3/4"and 43mm for 1".