The Carmex Thread Turning External Holder (Left-Hand) is a precision tool holder designed for external thread turning on lathes. It delivers stable, repeatable performance and supports ER/EL inserts, including the 16EL option, with U-Type inserts available for enhanced versatility.

• Left-Hand External Thread Turning Holder: Specifically configured for left-handed threading operations on CNC and manual lathes.
• 125 mm Overall Length (OAL): Provides the reach and rigidity needed for consistent thread profiles.
• 20 x 20 mm Square Shank: Standard, secure mounting compatible with common tool posts and turrets.
• Insert Compatibility: Accepts ER and EL inserts, including the 16EL insert; U-Type inserts are accommodated by U-Type holders.
• 1.5° Helix Angle: Optimizes chip evacuation and enhances cutting efficiency during threading.
• Screw Clamp Mechanism: Robust clamping for stable tool seating and minimal runout during high-precision machining.
• Rugged Construction: Built to withstand repeated use in demanding threading applications while maintaining alignment.

Designed to improve reliability and thread consistency, this holder delivers precise tool positioning, efficient chip clearance, and flexible insert options for a range of external threading tasks. Its left-hand orientation and solid clamping support long, high-quality threads, making it well-suited for production environments and precision job shops alike. By supporting ER/EL inserts (including 16EL) and U-Type inserts, it offers a versatile solution that helps you optimize tool life and surface finish without swapping hardware.