Feature:1. This reamer is made of high-speed steel with high hardness and durability2. Of sharpness cutting edge, possess high cutting ability, high accuracy, long life3. The product is suitable for reaming processing and manual processing4. Using advanced technology with excellent craftsmanship to bring smooth surface, which will not hurt your hands in operate5. 1:50 reamer come with stable structure, excellent performance and long service lifeSpec:Item Type: 1: 50 ReamerShank Diameter: Approx. 16mm / 0.6inNumber of Blades: 6Blade Length: Approx. 160mm / 6.3inTaper: 1: 50Material: High speed steelPackage List:1 x 1: 50 Reamer