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The SUMITOMO 1AHB020 is a solid carbide indexable drill insert in WDXT style with ACP300 manufacturer grade coating. It features a proprietary shape with a 6 mm (0.2362 inches) inscribed circle, a thickness of 0.1181 inches, and a 0.6 mm corner radius. The chipbreaker designation is G. Designed for indexable drill bodies that accept this insert style, it is installed and replaced by machinists and tooling technicians in production machining environments. The coated solid carbide construction supports use across a broad range of workpiece materials.
This insert is suited for universal workpiece material applications, covering material codes K, M, N, P, and S. That range includes cast iron, steel, stainless steel, non-ferrous materials, and heat-resistant superalloys. It is typically used in CNC machining centers and drill press setups where indexable drill bodies require periodic insert replacement to maintain hole quality and dimensional accuracy. Right-hand cutting direction applies.
Designed as a replacement indexable drill insert for tool bodies that accept WDXT06 style inserts with a 6 mm inscribed circle. Verify tool body insert seat specifications before installation.
Indexable drill inserts are replaced by qualified machinists or tooling technicians. Before changing inserts, ensure the machine is powered down, the spindle is locked, and all guards are in place per shop safety procedures. Use the appropriate insert torx or hex key specified by the drill body manufacturer to seat the insert securely without over-torquing the clamping screw. Inspect the insert pocket and seating surface for chips or debris before installing a new insert.
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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