Hot Deal RUSHMORE USA 104144 8 Plain 60° Solid Carbide Combination Drill & Countersink

Double End Solid Carbide Drills & Countersinks from Rushmore. With this unique double design housing, machinists can save on valuable tool change time. Fine-grain, C2 grade Solid Carbide can withstand high friction temperatures upto 400° C. The spiral flute are arranged to offer right-hand (clockwise direction) cuts. This center drill tool’s purpose is mainly to drill and enlarge the opening of a hole on a wide range of workpiece materials including Steel, Stainless Steel, Non-Ferrous, Cast Iron, producing a flat bottom for a socket-head screw to fit flush with the surface. This tool can be simultaneously used to remove the burr on the drill hole for safety and/or optical reasons. The selection of the right countersink angle depends on the application and works well with low cutting speed. Rushmore offers combined drills & countersinks in standard sizes of included angles 60° for specific applications. The bright-finished, round shank body comes in diameter sizes of 1/8″, 3/16″, 1/4″, 5/16″, 7/16″, 1/2″, 5/8″, and 3/4″. Shank diameter tolerances are at +0.000/-0.001″. Models are available in overall length of 1-1/2″, 2″, 2-1/2″, 2-3/4″, 3″, 3-1/2″ and 4″. Drill diameter tolerances are at +0.003 / -0.000″. Rushmore USA Tools offers quality affordable American-made tooling with the superior speed and feed that your applications require. Rushmore’s end mills are perfect for all aerospace, medical, automotive, or production machining solutions.

Applications

• Used for producing center holes in components or workpieces which require machining between centers.

Technical Documents & Manuals

• SDS Sheet