Power through framing and ripping tasks with the Irwin Marathon 5-1/2 in. carbide circular saw blade. This 18-tooth blade is engineered for durability and precision on cordless saws, delivering cleaner cuts with less effort and less waste project after project.
Why this blade stands out
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Carbide-tipped teeth resist wear for longer edge life, making it ideal for hardwoods, softwoods, and plywood encountered on job sites.
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18 teeth strike the perfect balance between fast feed rates and strong ripping capability, reducing bog-down during framing work.
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ATB grind with a 25° hook angle delivers smooth crosscuts and reliable performance on varied lumber while maintaining control during aggressive ripping.
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0.063" kerf minimizes material waste and lowers resistance, helping your cordless saw cut with less effort and heat buildup.
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5-1/2" diameter is suited to compact cordless saws, expanding your tool options without sacrificing cutting depth for most framing and panel-cutting tasks.
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Max speed 8,500 RPM ensures steady performance under typical framing and ripping workloads with cordless equipment.
Ideal use cases
Great for professional framers and DIY remodelers tackling stud framing, deck construction, and rough-cutting operations. Use it for ripping dimension lumber, trimming plywood sheets, and making quick, straight cuts in a variety of wood species. The blade’s carbide edge and geometry help maintain cut quality across repeated passes, reducing pullout and tear-out on the workpiece.
Specs at a glance
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Diameter: 5-1/2"
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Teeth: 18
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Kerf: 0.063"
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Grind: ATB
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Hook angle: 25°
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Material: Carbide-tipped
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Max speed: 8,500 RPM
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Compatibility: Cordless circular saws (accepts 5-1/2" blades)
With the Irwin Marathon name backing it, this blade is built for reliability on demanding job sites. It’s a practical, long-lasting choice when you need consistent cuts, reduced waste, and dependable performance from a single blade designated for framing and ripping tasks.
