Carmex SIR 0025 R22 Internal Thread Turning Toolholder (22 mm Insert) Insize Whitworth 55° Screw Pitch Gauge 4-62TPI Range Series 4820-328 Featuring helical stainless steel wire

Featuring helical stainless steel wire inserts with a 2D height (2 times the diameter)

and edge durability

it offers durability and stability for workshop

the insert delivers reliable chip control and consistent cutting engagement during high-precision external threading operations

and precise profile integrity

Carmex SIR 0025 R22 Internal Thread Turning Toolholder (22 mm Insert) Insize Whitworth 55° Screw Pitch Gauge 4-62TPI Range Series 4820-328 Featuring helical stainless steel wireInternal Thread Turning Toolholder 22 mm Insert The Carmex SIR 0025 R22 is a high rigidity internal thread turning toolholder engineered for use with 22 mm IC internal threading inserts. Designed with a robust 25 mm shank, this toolholder offers superior stability, reduced vibration, and excellent cutting accuracy when machining deeper bores or handling heavier threading loads. It is suitable for a wide range of threading profiles, including Metric,