Spec: Specification Material: HSS H8 Shank Diameter: 3/4/5/6/7/8/9/10/11/12mm Length: 60mm-147mm Suitable For: Bore machining Quantity: 10pcs / Set Features: - cutting-edge - Processed surface of iron, steel, plastic, wood, copper, aluminum and other metal materials - and high quality - Widely used for bore machining Note: 1. Please make sure the diameter before purchasing 2. 2-3cm deviation exist due to different measure way 3. Color may be vary slight to the color calibration of each individual monitor Package Included: 10 x Machine Reamer