- Constructed from high-quality 45# steel, ensuring exceptional wear resistance and an extended service life for reliable performance. - Designed for convenience, our product is easy to store and maintain. Available in four distinct types to suit various needs, making it a versatile choice for your workshop. - Delivers high accuracy with fine workmanship; both the interior and exterior surfaces are smooth to ensure optimal functionality. - Ideal for use with taper shank cutters, taper shank drills, and taper shank reamers, enhancing your work efficiency and precision. - Perfect for metalworking workshops, construction sites, and maintenance tasks where reliable cutting and drilling tools are essential. - Compatibility across multiple applications makes this product an essential addition to your toolkit, ensuring you have the right tool for every job. - Lightweight yet durable, it offers easy handling without compromising on strength, making it suitable for both professional and DIY projects. - Experience improved productivity and quality in your work with tools engineered for performance and longevity.