Infinity Tools 3-Wing Slot Cutter, 5/16" I.D. x 1-7/8" O.D.

Infinity Tools 3-Wing Slot Cutter, 5/16" I.D. x 1-7/8" O.D. - View 3

Infinity Tools 3-Wing Slot Cutter, 5/16" I.D. x 1-7/8" O.D. - View 4

Infinity Tools 3-Wing Slot Cutter, 5/16" I.D. x 1-7/8" O.D. - View 5

Infinity Tools 3-Wing Slot Cutter, 5/16" I.D. x 1-7/8" O.D. - View 6

$14.13 ~~$19.9~~ In stock

Our three-wing slot cutters allow you to cut rabbets or grooves, slot for biscuits, mill tongue and groove stock or rout grooves for T-molding. They feature a strong anti-kickback design for safety and thick micrograin carbide tips for repeated sharpening.

Note: These slot cutters do not come with arbor.

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.6 / 5 · 5 reviews)

Natalie Q. ★★★★★ Oct 22, 2026

Finally got around to using this for tongue and groove stock and the anti-kickback design gave me real peace of mind during the cut. Cuts clean and fits the router collet perfectly.

Avery ★★★★★ Oct 21, 2026

Cut through a pile of T-molding slots this weekend and the anti-kickback design really does its job—no yanking or grabbing even on a tough oak edge. The 3-wing setup leaves a clean, smooth groove in one pass, which saved me a lot of sanding.

Scarlett ★★★★★ Oct 20, 2026

Finally got around to installing some tongue and groove panels, these three-wing cutters made the job noticeably smoother with minimal tear-out. The anti-kickback feature gave me extra confidence on the router table.