HIGH SPEED STEEL MATERIAL: Hand reamers are made of high speed steel, offering high hardness, wear resistance, and durability for long-term use. T SHAPED HANDLE: Tapered reamer for metal features a T-shaped handle that provides increased leverage, making it easier to use and reducing user effort. LIGHTWEIGHT & PORTABLE: The tapered reamer is lightweight and compact, making it easy to carry, store, and use with stable performance. FINE WORKMANSHIP: This tapered reamer is precisely crafted and designed to remove burrs from steel, brass, aluminum, plastic, wood, and plates. SCOPE OF APPLICATION: Suitable for use on holes with non-standard diameters, manual metal taper reaming, woodworking chamfering, and creating tapered holes.