Solid Carbide Internal Threading Boring13mm Indexable Threading Insert 3IR8UN Internal thread turning tool holder with solid carbide shank Shank diameter: 13 mm Vibration-resistant, durable, and deformation-resistant, paired with German high-performance thread inserts. Enhances turning efficiency and reduces cost wastage. German-made high-performance carbide inserts with surface coating, wear-resistant and heat-resistant. Capable of machining steel, alloy steel, cast steel, and more. Items include CNR0013N16 1PCS 3IR8UN 11435.
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