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The WALTER 6424578 is a double end neutral indexable cutoff blade designed for grooving and parting operations on CNC lathes and turning centers. The blade measures 26 mm high with a 150 mm overall length and accepts 4 mm wide SX-style inserts via a self-grip insert holding method. The neutral cutting direction suits a wide range of setups, and the blade is rated for use across universal workpiece material groups including ISO K, M, N, P, and S. This blade is installed by machinists and CNC lathe operators working in production or job-shop environments.
This cutoff blade is built for grooving and parting applications on turning equipment. It is compatible with SBN-series tool blocks and accepts SX-style indexable inserts, making it a practical choice for shops running standard ISO tooling systems. The G2042 N blade style is suited for both production runs and one-off parting operations across a broad spectrum of workpiece materials. The blade delivers a maximum depth of cut of 40 mm, allowing it to reach deep into larger-diameter stock.
Compatible inserts: SX-4E400N02-CE4 and SX-4E400N02-CF5. Compatible tool block styles: SBN12-26K-E, SBN12-26KS-E, SBN16-32-K-E, SBN16-32KS-E, SBN20-32K-E, SBN20-32KS-E, SBN20-46K-E, SBN2020-26-K, SBN2520-32-K, SBN3229-32-K, SBN3229-46-K, and SBN4037-46-K.
Installation is performed by qualified machinists or CNC lathe technicians. Power down and lock out the machine spindle before changing blades or inserts. Seat the blade fully into the tool block before tightening, and verify insert seating in the self-grip pocket before resuming cuts. Follow the machine tool manufacturer guidelines and applicable shop safety procedures when handling indexable tooling.
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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