1/4 to 17/64 Inch Collet Capacity, Series 75 AF Collet MPN:81105

The Radial Relief Boring Bar offers a reliable method for boring precise, complex holes on cylindrical workpieces made from various materials such as iron, aluminum, bronze, steel, brass with high accuracy thanks to its sub-micron solid carbide construction which allows smooth and sharp cutting while ensuring prolonged tool life under harsh conditions. Designed to accept standard indexable inserts with a 3/8-inch bolt spacing making it easy to swap cutters when they wear down, its precision radial relief flutes minimize friction enabling users to bore intricate shapes rapidly while maintaining exact tolerance levels for accurate finishes whether using manual lathes or CNC milling machines commonly used in engineering workshops, machine shops and toolmaking applications demanding top quality results.