Find chucking reamers at Grainger in a wide range of sizes, including fractional, metric, letter and wire dimensions. Adjustable hand reamers can enable operators to handle multiple hole sizes with a single tool. Choose chucking reamer types made from high-speed steel (HSS), cobalt, carbide, hardened alloy steel with brazed carbide tips and more. Help drill precise holes that are exactly round in cross-section with the chucking reamers that can fit your application. Find them at Grainger!