5 PCS M2 HSS Taper Chucking Reamer Set, 1/2" 3-Flat Round Shank Bridge/Construction Reamer Drill Bits for Steel, Metal, Wood, Alloy - Align and Enlarge Existing Holes to 3/8", 1/2", 5/8", 3/4", 1"

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• Premium-Quality Material: This 5PCS Taper Chucking Reamer Set is made from M2 high-speed steel (HSS) for durability and cutting performance.
• Versatile 5-Size Set: Includes 5 popular sized reamers to meet diverse needs in Aligning or Enlarging Existing Holes to 3/8", 1/2", 5/8", 3/4", and 1"
• Wide Application Range: These bits are used to be called as Bridge/Construction reamers because its power through metal; suitable for steel, metal, wood, alloy, aluminum, brass, plastic, iron, nickel, copper, and cast iron.
• Efficient and Precise: Our Heavy-duty reamer bits are designed to align and enlarge pre-drilled holes, ensuring smooth, tear-free holes . Perfect for use in bridge construction, steel erection, automotive, truck, and trailer steering knuckles and pitman arm.
• Secure Grip Design: Three symmetrical flats on the shank provide a Secure hold in portable electric and pneumatic tools. Please apply cutting oil before, during and after using the taper construction reamer to extend its lifespan and improve cutting performance