Norseman 1/2 in. Reamer is a high-quality car reamer designed for precision and durability. This fast spiral super premium tool features 3-flats on the shank and is crafted from special hi-tungsten tool steel with a gold surface treatment to enhance body strength and provide maximum lubricity. It is specifically engineered for reaming structural steel plates commonly found in truck frames, rail cars, bridges, and pressure vessels, making it an i choice for heavy-duty industrial applications. Please note that the drill bit shown may match the specifications of this product line but not necessarily the exact dimensions or shape of this specific reamer. For more details, you can consult a store associate or call 330-877-3631.