Combo Drill & Countersink: #4, 5/16" Body Dia, Solid Carbide MPN:40512500

A Combination Drill and Countersink with a solid carbide construction is ideal for machinists or woodworkers seeking to create clean, accurate holes in various materials without changing tools. This #4 size bit features a body diameter of 5/16 and a flute length of 3, making it suitable for drilling various thicknesses and sizes while offering optimal countersink functionality. With its durable carbide construction and sharp cutting edges, this versatile tool is ideal for industries requiring precision craftsmanship and promotes professional finishing touches to products in automotive, aerospace, engineering or hobby applications.