SANDVIK COROMANT Turning Insert, Medium, Square

This square indexable turning insert is used for medium machining of steel and cast iron in turning operations. It delivers reliable chip control and surface finish in general turning, facing, and profiling applications across industries like automotive, oil and gas, and heavy equipment.

The insert is a square (S) geometry with designation SPMT 12 04 08-UM 1515 (equivalent to SPMT 432-UM 1515). It features a medium chipbreaker and grade 1515 for steel and cast iron. The insert size is 12 mm inscribed circle, 4.76 mm thickness, and 0.8 mm nose radius.

3G Electric supplies SANDVIK COROMANT turning inserts worldwide. As a global industrial sourcing partner, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the SPMT 12 04 08-UM 1515 or any other Sandvik Coromant tooling.

Select grade based on workpiece material and cutting conditions. For steel and cast iron medium machining, grade 1515 offers a balance of wear resistance and toughness. Match the chipbreaker (UM for medium) to your feed rate and depth of cut. Consult Sandvik Coromant's application guide for specific parameters.