Seamlessly and Expertly - The bridge reamer, also known as construction reamers, is used to align or enlarge or smooth Predrilled holes to 7/8" and fit precisely before installing bolts or rivets. This heavy-duty 7/8" reamer drill bit is crafted to ensure seamless and expert performance in your projects. Built to last, our 7/8" conduit reamer is constructed with M2 high-speed steel. Featuring five long tapped right-hand spiral flutes with precisely ground edges, it efficiently drills holes and removes debris, guaranteeing exceptional durability and long-lasting performance. Comprehensive design – Our 7/8" reamer bit excels in every aspect. Featuring a round 3-sided shank, a tapered point, and a safe stop function, it ensures a secure grip in the chuck, effortlessly reams imperfect holes with stability, and stops the drill precisely upon hole completion. Versatile functionality – Our 7/8" reamer drill bit effortlessly tackles a wide range of materials, including steel, metal, alloy aluminum, brass, copper, iron, nickel, plastic, and PVC pipes. Its adaptability makes it an essential tool for both woodworking and metalworking projects, such as bridge construction, steel erection, and automotive truck trailer maintenance. User Tips: 1. Always wear appropriate safety gear. 2. Securely mount the reamer drill bit in the chuck of your portable electric or pneumatic tools. 3. Position the bit in the Predrilled Hole, gradually increase speed, maintain pressure, keep the tool steady, and add cutting oil. 4. Reduce speed near the desired hole size for a smooth finish.