Cleveland, 135° Heavy-Duty Cobal Screw Machine Drill Bit, TiCN, HSS-CO 8%, 5/16 2133TC

The Cleveland, 135° Heavy-Duty Cobalt Screw Machine Drill Bit, TiCN, HSS-CO 8%, 5/16 2133TC (Item #C14861) is expertly crafted for precision drilling across a wide range of applications. This screw machine drill bit is designed with a tool size of 5/16" and a diameter of 0.3125 inches, ensuring accurate and consistent drilling performance. The flute length of 1.6250 inches (41.27mm) and overall length of 2.8125 inches (71.44mm) allow for efficient and deep drilling.

Manufactured from high-speed steel with 8% cobalt (HSS-CO 8%), the drill bit offers superior strength, durability, and performance when cutting through various materials. It features a spiral flute design with two flutes, optimizing chip removal in both through-hole and blind-hole applications. The heavy-duty construction includes a straight shank, measuring 0.3125 inches (7.94mm) in size and 1.1875 inches (30.16mm) in length, designed for easy compatibility with standard drill chucks.

The split point style with a 135° point angle ensures smooth drilling engagement and reduces starting effort, while the TiCN surface condition enhances cutting performance and tool longevity. With a right-hand cut and right-hand spiral, this drill bit ensures reliable and accurate results in every operation. Whether for maintenance, production, or custom fabrication, this heavy-duty screw machine drill bit is an indispensable tool for creating high-quality holes.