1、Universal Shank Type: This reamer has universal shank type, which is widely used, clamping and tightening, clean surface, and high grinding accuracy 2、9SiCr Material: Reamer is made of high quality 9SiCr material, integrally forged, the body is strong, wear resistant and durable, and is smoothly processed 3、Full Automatic Refining Process: This reamer adopts fully automatic refining process, which can pass or stop, and meet the processing technical requirements 4、Wide Applications: Widely used for reaming metal materials such as steel, die steel, aluminum alloy, cast iron, copper, galvanized pipe, etc. 5、Long Service Life: The reamer has long service life, used for light cutting, repair work, etc., to provide hardness and wear resistance