Drill bits are cutting tools used to create holes of various sizes and in various materials. Typically drill bits are made from various types of steel such has high-carbon steel, cobalt steel, or high-speed steel. Bits are also available with heads designed to speed the installing of various fasteners such as Phillips bits, torq-set insert bits, or tri-wing power bits. Monroe Aerospace is a stocking distributor of Aerospace and Mil-Spec hardware. We have an extensive inventory of drill bits. Every part that we sell is in Factory new (FN) condition and we provide our company’s certificate of conformance for all parts on every order. See below for our products.