The Hertel Chucking Reamer features precision engineering with a 0.3960" diameter and 7" overall length. This high-speed steel (HSS) tool includes 6 flutes with a straight-cylindrical shank design, making it ideal for creating or finishing precise holes in various materials. With a 1-3/4" flute length and right-hand cut and spiral, this reamer delivers excellent performance for professional applications. The bright finish provides enhanced visibility during operation, while the straight flute design ensures clean, accurate cuts. This durable chucking reamer is manufactured by MSC Industrial under the trusted Hertel brand, offering the reliability needed for demanding machining tasks. Perfect for maintenance professionals, machinists, and manufacturing operations requiring precise hole finishing.