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The SECO 03275928 is a solid carbide turning insert designed for precision metal removal in CNC and manual lathe operations. Conforming to the CCMT32.51-F1 industry standard designation, this insert carries the TM1501 manufacturer grade and features a CVD-applied Duratomic multilayer coating of TiCN, Al2O3, and Cr for extended tool life and heat resistance. The F1 chip breaker geometry and sharp cutting edge style promote clean chip evacuation and reduced cutting forces. With a positive rake angle of 17 degrees and a 3/8-inch inscribed circle, the insert is engineered for demanding finishing and semi-finishing passes. Machinists and CNC programmers specifying stainless steel and steel turning operations will find this insert a direct-fit, catalog-matched choice.
This insert is suited for stainless steel as the primary workpiece material (ISO material code M) and steel as the secondary workpiece material (ISO material code P), covering material grades M15, M20, and M25. Multi-use applications include turning, facing, and boring. The screw-holding method locks the insert securely in compatible CCMT-style toolholders. It is appropriate for both production and job-shop environments where consistent surface finish and dimensional accuracy are required on stainless and steel components.
Designed as a screw-lock replacement insert for CCMT-style toolholders accepting a 3/8-inch inscribed circle, diamond 80-degree geometry insert. Compatible with turning, facing, and boring operations on stainless steel and steel workpieces per ISO material codes M and P.
Insert seating and replacement should be performed by a qualified machinist or CNC tooling technician with the machine in a powered-down, locked-out state. Ensure the toolholder pocket and insert seat are clean and free of chips before seating the insert. Tighten the clamping screw to the toolholder manufacturer's specified torque using the correct Torx or hex key. Inspect the insert index and cutting edge condition at regular intervals to avoid workpiece damage or unexpected tool failure.
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