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The ISCAR 6003657 is a solid carbide grooving insert in the PentaCut series, designed for external grooving and parting operations on CNC turning centers and lathes. This left-hand insert carries the PENTA34F247F geometry with a manufacturer grade of IC908, a PVD-applied TiAlN coating, and a submicron carbide substrate. The cutting width measures 2.46 mm (0.097 inches) with a maximum depth of cut of 5.00 mm (0.197 inches). The F chip breaker geometry and 0.20 mm corner radius (0.008 inches) support controlled chip evacuation across a wide range of workpiece materials. Holding is via screw clamp, which is standard for the PentaCut toolholder platform.
This insert is suited for universal material applications, covering ISO material groups P (steel), M (stainless steel), K (cast iron), H (hardened materials), and S (superalloys and titanium). It is appropriate for production turning environments where consistent groove width and depth repeatability are critical. The IC908 grade is well-suited to both interrupted and continuous grooving cuts where thermal and wear resistance are priorities. Installation is handled by machinists and CNC turning specialists in job shop and production manufacturing settings.
Designed for use with PentaCut series screw-clamp grooving toolholders that accept the PENTA 34F247 insert size. Compatible with ISO material groups P, M, K, H, and S as designated by the primary workpiece material code in the product specifications.
Insert seating and screw clamping should be performed by a qualified machinist following the toolholder manufacturer torque and assembly guidelines. Power down and lock out the machine spindle before changing inserts. Inspect the toolholder pocket and clamping screw for wear or debris before seating a new insert. Do not exceed the specified maximum depth of cut range of 5.00 mm to 10.00 mm for this insert class.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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