Carmex SIR 0025 R22 Internal Thread Turning Toolholder (22 mm Insert)

Internal 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, UN, NPT, ACME, Trapez, Buttress, and other specialty forms.

The toolholder features a precise insert pocket and secure clamping system, ensuring strong insert stability, consistent cutting performance, and extended tool life. Its geometry provides optimal chip flow and clearance, making it highly effective for medium to large-diameter internal threading.

Key Features:

• Ordering Code: SIR 0025 R22
• Tool Type: Internal Thread Turning Toolholder (U-Type)
• Insert Compatibility: 22 mm IC threading inserts
• Shank Diameter (D): 25 mm
• Head Diameter (D1): 25 mm
• Minimum Bore Diameter: 29 mm
• Overall Length (L): 200 mm
• Functional Length (L1): 21.6 mm
• Front Overhang (F): 21.6 mm
• Insert Screw: S22
• Anvil Screw: A22
• Torx Key: K22
• Right-Hand Anvil: A122
• Left-Hand Anvil: AE22
• Construction: Precision-ground, hardened steel body for maximum stiffness and accuracy
• Applications: Internal threading for medium-to-large diameter bores on steels, stainless steels, and alloy materials
• Key Advantage: Heavy-duty 25 mm shank provides outstanding rigidity and performance for large-insert internal threading

Manufactured by Carmex Precision Tools Ltd.—renowned globally for advanced threading solutions—the SIR 0025 R22 delivers accuracy, durability, and reliability for professional machining environments requiring high-performance internal threading.