M3 Tap Compatibility, 4.3mm Collar Thickness, 55/64" Relaxed Length, 14.2mm Compressed Length, 2 Tap Flutes, Deburring Tap Attachment MPN:TBB-00030300

Sigma-Aldrich's corner rounding end mill features a radius of 0.14mm and is ideal for deburring, chamfering, and profiling various materials such as metals, plastics, and wood. Made from high-speed steel (HSS), the 3/4 inch diameter tool is designed for use with CNC or manual milling machines to achieve precision rounding of internal corners in hardened steels, castings, and extrusions. The four flutes provide improved chip removal while the special coating enhances heat resistance, durability, and cutting edge stability. With its versatile size and material compatibility, this corner rounding end mill is a must-have for machinists working in industries such as aerospace, automotive, medical, and consumer goods, where smooth finishes and tight tolerances are critical.