Yunnergo Optional M2 HSS Taper Chucking Reamer Set 4Pcs 3/8" 1/2" 5/8" 3/4", Single 1", 7/8", 7/16" for Aligning Existing Holes&Expanding Holes (7/16 inch) - NE-837619-396145-ER

• Drill bridge/construction reamer is a tool used for construction reaming, consisting of a drill bit reamer and a shank, which can accurately cut and form the required hole Advantages: The point is tapered to allow entry into overlapping holes, and the spiral groove can easily remove debris. It is made of high-quality HSS material, which has high hardness and durability Usage: Align the drill bit with the position where the hole needs to be drilled, align the existing hole and enlarge hole to ensure stability, and stop cutting in a timely manner according to the required depth of the hole. Note: It requires an existing hole or a guide hole This product has multiple models to choose from, please check the model to purchase. Chucking reamer set or single optional Hss drill bridge/construction reamer Widely used: Suitable for various materials, including solid wood, aluminum, brass, bronze, cast iron, copper, iron, metal, nickel, plastic, and steel. It is also suitable for other fields, such as construction, decoration, bridge, steel structure installation, and manual production