The Walter 6618087 5.200" Solid Carbide Twist Drill with TiNAl Coating is engineered for precision drilling in a variety of materials, including steel and stainless steel. This drill bit features a cutting diameter of 0.2047 inches (5.200 mm) and a usable length of 0.7874 inches (20 mm), making it suitable for applications requiring high accuracy and durability. The solid carbide construction ensures exceptional hardness and wear resistance, while the TiNAl coating enhances tool life and performance by reducing friction and heat generation during drilling operations. Designed to meet DIN 6537 K standards, this drill bit offers reliable performance for both general-purpose and specialized drilling tasks. Its right-hand cutting direction and 140-degree point angle facilitate efficient chip removal and precise hole formation. The 30-degree right-hand helix angle provides optimal cutting action, further improving drilling efficiency. With a maximum rotational speed of 100,000 RPM, the Walter 6618087 drill bit is capable of handling high-speed drilling applications, contributing to increased productivity and reduced cycle times. Its h6 tolerance class shank diameter ensures a secure fit in compatible drill chucks, minimizing runout and maintaining drilling accuracy. This drill bit is an essential tool for professionals seeking high-performance drilling solutions in demanding applications.