Iscar 2800756 External Lh Indexable Grooving Toolholder

Product Description

The ISCAR 2800756 is an external left hand indexable grooving toolholder designed for precision grooving operations on CNC lathes and turning centers. Built to the PHS toolholder style within the Cut Grip series, it accepts GDMW 2.4 inserts secured by a clamp-type insert holding method. The holder handles a maximum depth of cut of 0.5 inches and accommodates groove widths from 0.094 inches to 0.125 inches. The 0.5 inches x 0.5 inches square shank runs 5.11 inches in shank length, with an overall length of 5.9 inches. It conforms to ISO 13399 tooling standards, making it compatible with tool management systems that use that data format.

This toolholder is intended for external non-face grooving applications where a left hand cutting direction is required. It is suited for use on a broad range of workpiece materials, covering ISO material groups H, K, M, N, P, and S, making it applicable across steel, cast iron, stainless, non-ferrous, and superalloy turning work. The maximum workpiece diameter is 1.0 inches. Typical users include CNC machinists and toolroom professionals working in production and job shop environments.

Key Features

• External, non-face grooving toolholder with left hand cutting direction
• Accepts GDMW 2.4 inserts with clamp-style insert retention
• Groove width range: 0.094 inches minimum to 0.125 inches maximum
• Maximum depth of cut: 0.5 inches
• Square shank: 0.5 inches x 0.5 inches with 5.11 inches shank length
• Conforms to ISO 13399 tooling data standard
• Compatible with ISO workpiece material groups H, K, M, N, P, and S

Compatibility

Designed to accept GDMW 2.4 series inserts. Compatible insert size code is GDMW 2.4. Manufacturer cross-reference number is PHSR/L 12.7-2.4.

Installation Notes

Installation should be performed by a qualified CNC machinist or toolroom technician. Ensure the machine spindle is fully stopped and locked out before mounting or removing the toolholder. Secure the shank firmly in the tool turret or block to the machine manufacturer's specified clamping torque using appropriate tooling hardware. Verify insert seating and clamp engagement before resuming any cutting operation.