Description of CTH4000 Carbide Tipped Carbide Drill by Drill America
4" Diameter with 1" Depth of Cut. Easy and efficient way to drill larger diameter holes without requiring large drill bits and extra large chucks. Cut a wide range of materials such as stainless steel, cast iron, iron, sheet metal and copper. Works well with abrasive materials like high density resin and metal plates. 1/2" Shank. Comes with Pilot Drill, Hex Key and Auto-Ejecting Slug.