Broken after making 32 1/2 inch slots in beech wood. I replaced it with a double grooving cutter and did the same thing with even longer slots - less drag, smoother slots and no signs of dulling or breaking. I do not recommend a single edge keyhole bit for hardwood.
πͺ Durable DEWALT DW3986C Portable Blade 3 Pack for Efficient Cutting
10 Review
πͺ Bi-Metal Cutting Blades: Imachinist S933414 - Enhancing Precision and Performance
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Enhanced Cutting Efficiency with Olson FB23370DB 0 025 2 Inch Blade
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πͺ DEWALT DW3984C Portable Blade Set of 3-Pack
10 Review