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Woodworking · Head-to-head

Freud SD508 8-Inch Super Dado Set vs DEWALT DW7670 8-Inch Dado Set

Both made our Best Dado Set for Table Saw 2026 shortlist, at #1 and #3. Here's how they differ and who each one suits.

Quick verdict

Choose the Freud SD508 8-Inch Super Dado Set if you want tiCo carbide produces the flattest groove floor of any dado set in the test -- no ridges. Choose the DEWALT DW7670 8-Inch Dado Set if you'd rather have deWalt quality control ensures consistent carbide geometry across the chipper set. Overall we rank the Freud SD508 8-Inch Super Dado Set higher: #1 versus #3 in our Best Dado Set for Table Saw 2026 list.

Winner overall: Freud SD508 8-Inch Super Dado Set

Side by side

Freud SD508 8-Inch Super Dado Set vs DEWALT DW7670 8-Inch Dado Set compared

Every difference that matters, in one table.

Freud SD508 8-Inch Super Dado Set versus DEWALT DW7670 8-Inch Dado Set
Attribute
Freud SD508 8-Inch Super Dado Set product photo
Freud SD508 8-Inch Super Dado SetCheck price
DEWALT DW7670 8-Inch Dado Set product photo
DEWALT DW7670 8-Inch Dado SetCheck price
Our ranking#1 of 8 in Best Dado Set for Table Saw 2026#3 of 8 in Best Dado Set for Table Saw 2026
Pick labelBest OverallBest Dewalt
BrandFreudDeWalt
Key features8-inch diameter; 24-tooth outer blades; TiCo carbide8-inch diameter; Carbide-tipped; Includes 5 chippers
Biggest strengthTiCo carbide produces the flattest groove floor of any dado set in the test -- no ridgesDeWalt quality control ensures consistent carbide geometry across the chipper set
Main trade-off8-inch diameter requires 10-inch saw with 5/8-inch arbor and sufficient arbor thread lengthCarbide quality is below Freud TiCo
Best forbuyers who want the best overall packagetable saw
Decide

Which should you buy?

Freud SD508 8-Inch Super Dado Set

#1 pick · Best Overall

Choose the Freud SD508 8-Inch Super Dado Set if…

  • TiCo carbide produces the flattest groove floor of any dado set in the test -- no ridges
  • Shim set allows exact dado widths from 1/4 to 29/32 inch
  • Thin-kerf outer blades minimize waste and reduce motor load

Best for: buyers who want the best overall package

Prefer the alternative? See the DEWALT DW7670 8-Inch Dado Set section.

Check price on AmazonFull details
DEWALT DW7670 8-Inch Dado Set

#3 pick · Best Dewalt

Choose the DEWALT DW7670 8-Inch Dado Set if…

  • DeWalt quality control ensures consistent carbide geometry across the chipper set
  • 5-chipper configuration covers the widest range of dado widths
  • Compatible with DeWalt, Bosch, and most other 10-inch saw arbors

Best for: table saw

Prefer the alternative? See the Freud SD508 8-Inch Super Dado Set section.

Check price on AmazonFull details
The trade-offs

Pros and cons of each

Freud SD508 8-Inch Super Dado Set

Pros

  • TiCo carbide produces the flattest groove floor of any dado set in the test -- no ridges
  • Shim set allows exact dado widths from 1/4 to 29/32 inch
  • Thin-kerf outer blades minimize waste and reduce motor load
  • The most commonly recommended dado set by furniture and cabinet woodworkers

Cons

  • 8-inch diameter requires 10-inch saw with 5/8-inch arbor and sufficient arbor thread length
  • Higher price than budget dado sets

DEWALT DW7670 8-Inch Dado Set

Pros

  • DeWalt quality control ensures consistent carbide geometry across the chipper set
  • 5-chipper configuration covers the widest range of dado widths
  • Compatible with DeWalt, Bosch, and most other 10-inch saw arbors
  • DeWalt brand recognition means accessible service and replacement parts

Cons

  • Carbide quality is below Freud TiCo
  • Groove floor is slightly less flat than Freud or Diablo
Answers

Freud SD508 8-Inch Super Dado Set vs DEWALT DW7670 8-Inch Dado Set: common questions

Which is better, the Freud SD508 8-Inch Super Dado Set or the DEWALT DW7670 8-Inch Dado Set?

Choose the Freud SD508 8-Inch Super Dado Set if you want tiCo carbide produces the flattest groove floor of any dado set in the test -- no ridges. Choose the DEWALT DW7670 8-Inch Dado Set if you'd rather have deWalt quality control ensures consistent carbide geometry across the chipper set. Overall we rank the Freud SD508 8-Inch Super Dado Set higher: #1 versus #3 in our Best Dado Set for Table Saw 2026 list.

What is the difference between the Freud SD508 8-Inch Super Dado Set and the DEWALT DW7670 8-Inch Dado Set?

The Freud SD508 8-Inch Super Dado Set stands out because tiCo carbide produces the flattest groove floor of any dado set in the test -- no ridges, while the DEWALT DW7670 8-Inch Dado Set stands out because deWalt quality control ensures consistent carbide geometry across the chipper set. The trade-offs differ too: the Freud SD508 8-Inch Super Dado Set's main caveat is that 8-inch diameter requires 10-inch saw with 5/8-inch arbor and sufficient arbor thread length, and the DEWALT DW7670 8-Inch Dado Set's is that carbide quality is below Freud TiCo.

Is the Freud SD508 8-Inch Super Dado Set worth it over the DEWALT DW7670 8-Inch Dado Set?

For most buyers, yes: it's our #1 pick. Consider the DEWALT DW7670 8-Inch Dado Set instead if 8-inch diameter requires 10-inch saw with 5/8-inch arbor and sufficient arbor thread length is a deal-breaker for you.

Who should buy the DEWALT DW7670 8-Inch Dado Set instead of the Freud SD508 8-Inch Super Dado Set?

The DEWALT DW7670 8-Inch Dado Set suits table saw, while the Freud SD508 8-Inch Super Dado Set is best for buyers who want the best overall package.

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