PRODUCT FEATURES:• Complete Solutions for 1/2" to 2" conduit• Fast, accurate holes in stainless steel, mild steel, iron, copper, brass, aluminum, fiberglass and plastic sheet• Extends tool life with reduced friction, torque and heat• Quick Change Arbor – change cutter heads with a simple push and turn• Split point, cobalt-steel pilot drill eliminates walking and penetrates quickly• Precision engineered, tungsten carbide teeth for fast cutting of round, burr-free holes• Optimized carbide placement reduces friction and torque – requires less force and generates less heat while cutting• Flange Stop for Safety – prevents over-drilling• Ejector Spring – automatic slug removal with every cut