Indexable Threading Toolholder: External, Left Hand, 1.25 x 1.25" Shank MPN:66050

The External Left Hand Threading Insert 1-1/4''x1-1/4''x3/4'' is an indexable toolholder designed for cutting external threads on machined workpieces in manufacturing applications such as steel, metal and other materials. The indexable inserts are replaceable reducing downtime while providing precision threaded shapes with minimal tool deflection for consistent quality across multiple threads created at rapid pace. It features a Left Hand internal threads configuration suitable for aerospace, automotive or general industrial purpose cutting in combination with a range of indexable toolholders compatible with the industry-standard 5C collet system allowing smooth operations on CNC lathes or machining centers for maximum threading productivity.