Item Type: Adjustable Hand Reamer Material: 9SiCr Adjustable Range: Approx. 9.25-10mm / 0.36-0.39in Blade Length: Approx. 38.5mm / 1.52in Number of Blades: 6 Application Range: Widely used for reaming metal materials such as steel, die steel, aluminum alloy, cast iron, copper, galvanized pipe, etc. Package List 5 x Reamer Pointed blade, pay attention to protection 1Universal Shank: This reamer has universal shank type, which is clamping and tightening, clean surface, and high grinding accuracy 29SiCr Material: Made of high quality 9SiCr material, integrally forged, the body is strong, wear resistant and durable, and is smoothly processed 3Full Automatic Refining Process: Adopts fully automatic refining process, which can pass or stop, and meet the processing technical requirements 4Wide Applications: Widely used for reaming metal materials such as steel, die steel, aluminum alloy, cast iron, copper, galvanized pipe, etc. 5Long Service Life: Long service life, used for light cutting, repair work, etc., to provide hardness and wear resistance