SUMITOMO SNMG431EEX-AC5025S Square Indexable Turning Insert

The SUMITOMO SNMG431EEX-AC5025S is a square (S) indexable turning insert designed for general turning, facing, and profiling operations on steel and cast iron workpieces. It is commonly used in automotive, heavy equipment, and general machining industries where reliable cutting performance and chip control are required.

The SUMITOMO SNMG120404N-EX is a square indexable turning insert with an ISO designation indicating an inscribed circle of 12.7 mm, thickness of 4.76 mm, and a nose radius of 0.4 mm. It features a chipbreaker design for medium machining and is made from AC5025S grade, a coated carbide suitable for steel turning.

You can source SUMITOMO SNMG431EEX-AC5025S and SNMG120404N-EX turning inserts through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on these SUMITOMO inserts.

To select the correct SUMITOMO square turning insert, match the insert size (e.g., SNMG120404N-EX) to your tool holder's pocket dimensions and your required nose radius. Consider the workpiece material—AC5025S grade is optimized for steel. For finishing, choose a smaller nose radius; for roughing, a larger one. Consult the SUMITOMO catalog for chipbreaker recommendations.