The Dormer Pramet 5986238 B1701.99 1.99 mm Centesimal Reamer B DIN 212 4FL is a precision tool engineered for high-accuracy reaming applications. Designed to produce holes with a diameter tolerance of 0/+0.004 mm, this reamer ensures exceptional precision in machining processes. Its 1.99 mm cutting diameter and 49 mm overall length make it suitable for intricate tasks requiring meticulous hole dimensions. The reamer features a cylindrical shank with a 2 mm diameter, compatible with standard chucking systems, facilitating easy integration into various machining setups. Constructed from cobalt-based High-Speed Steel (HSS-E) with a bright finish, it offers enhanced durability and resistance to wear, ensuring a longer tool life. The left-hand slow spiral flutes are optimized for efficient chip removal, reducing the risk of clogging and maintaining consistent cutting performance. This design is particularly advantageous when working with materials such as cast iron, non-ferrous metals, and steel, where precise hole dimensions are critical. Adhering to the DIN 212 standard, the Dormer Pramet 5986238 reamer guarantees reliability and consistency, meeting the rigorous demands of professional machining environments. Its right-hand cutting direction aligns with conventional machining practices, ensuring compatibility with standard equipment and operational procedures. By incorporating this reamer into your machining processes, you can achieve high-precision results, enhancing the quality and reliability of your products.