● Woodworking · Review

Oshlun SDS-0842 8-Inch 42-Tooth Stack Dado Set

Oshlun fills the gap between Irw in budget quality and Diablo/Freud premium. It stands out for noticeably flatter groove floor than budget sets and good for hardwood dado work in moderate volume.

✎ PickHonest Research Desk▦ Updated October 15, 2026◷ 3 min read

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Oshlun SDS-0842 8-Inch 42-Tooth Stack Dado Set

Best Mid Budget

Oshlun SDS-0842 8-Inch 42-Tooth Stack Dado Set

Oshlun

Oshlun fills the gap between Irw in budget quality and Diablo/Freud premium. It stands out for noticeably flatter groove floor than budget sets and good for hardwood dado work in moderate volume.

8-inch diameter
Carbide-tipped
Multiple width shims
Mid-range price

Pros

Noticeably flatter groove floor than budget sets
Good for hardwood dado work in moderate volume
The step up from Irw in for woodworkers who work in hardwood regularly

Cons

Still below Freud TiCo carbide quality
Less commonly reviewed -- fewer comparison data points available

Prices and availability change, so confirm on Amazon.View on Amazon

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Where the Oshlun SDS-0842 8-Inch 42-Tooth Stack Dado Set ranks

Freud SD508 8-Inch Super Dado Set

Best picksBest Dado Set for Table Saw 2026: 8 Stacked Dado Sets for Clean GroovesOur top pick for dado set for table saw is the Freud SD508 8-Inch Super Dado Set (TiCo carbide produces the flattest groove floor of any dado set in the test -- no ridges).