The 8 Best Straight Router Bits 2026
We looked at straight router bits 2026 using manufacturer specs, independent reviews and owner reports. Each pick lists what it does well and where it falls short, so you can match it to how you'll use it.
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Quick picks
| Product | Best for |
|---|---|
| 1. Freud 04-100 1/8-Inch Double Flute Straight Bit Best Overall | buyers who want the best overall package |
| 2. Freud 91-102 6-Piece Straight Bit Set Best Set | |
| 3. Freud 12-128 1/2-Inch Straight Bit, Eclipse Grind Best Premium | buyers who want the best overall package |
| 4. YONICO 14522q Router Bits Set Straight, 5 Bit Best Budget Set | value-focused buyers who want the most for their money |
| 5. Bosch 85242MC 1/2 in. x 1-1/2 in. Carbide-Tipped Straight Router Bit Best Bosch | |
| 6. CMT 81131 Contractor Straight Bit, 3/4-Inch Best Large Diameter | |
| 7. Freud 76-102 Down Spiral Bit, 1/4-Inch Best Spiral Straight | |
| 8. MLCS 8375 Straight Router Bit 5-Piece Boxed Set Best Value Set | value-focused buyers who want the most for their money |

1.Freud 04-100 1/8-Inch Double Flute Straight Bit
Brand: Freud · Best for: buyers who want the best overall package
ASIN: B0000225VO
Key specs: 1/4-inch cutting diameter, TiCo carbide, Two-flute design.
- 1/4-inch cutting diameter
- TiCo carbide
- Two-flute design
- 1/4-inch shank
Strengths
- TiCo carbide is harder and stays sharper longer than standard carbide in straight bit service
- 1/4-inch diameter is the most commonly needed groove width for shelf pins, small dadoes, and slots
- Two-flute design provides clean cut walls and good chip clearance
- Freud 04-100 is the reference recommendation for general straight bit purchases
Limitations
- 1/4-inch diameter only -- one size
- Need to buy multiple bits or a set to cover different groove widths

Key specs: Multiple diameters, TiCo carbide throughout, 1/4 and 1/2-inch shanks.
- Multiple diameters
- TiCo carbide throughout
- 1/4 and 1/2-inch shanks
- Common groove widths
Strengths
- Set covers the most common straight bit diameters (1/4, 3/8, 1/2, 3/4, 1-inch) in one purchase
- TiCo carbide on every bit in the set -- no quality downgrade in the smaller sizes
- Mix of 1/4 and 1/2-inch shanks matched to the bit size for appropriate stability
- The most practical first straight bit purchase for a new woodworker
Limitations
- Higher price than individual bits
- Some sizes in the set may see infrequent use

3.Freud 12-128 1/2-Inch Straight Bit, Eclipse Grind
Brand: Freud · Best for: buyers who want the best overall package
ASIN: B0000225VV
Key specs: Eclipse grind geometry, 1/2-inch diameter, 1/2-inch shank.
- Eclipse grind geometry
- 1/2-inch diameter
- 1/2-inch shank
- TiCo Hi-Density carbide
Strengths
- Eclipse grind produces a shearing action that leaves smoother groove walls than a standard grind
- 1/2-inch diameter and shank for maximum stability in production dado and groove cutting
- TiCo Hi-Density carbide holds an edge through repeated production cuts
- The professional choice for cabinet dado and groove work
Limitations
- Higher price than a basic straight bit

4.YONICO 14522q Router Bits Set Straight, 5 Bit
Brand: Yonico · Best for: value-focused buyers who want the most for their money
ASIN: B01MTB43M0
Key specs: Multiple sizes, Budget price, 1/4-inch shanks.
- Multiple sizes
- Budget price
- 1/4-inch shanks
- Good for beginners
Strengths
- Multiple sizes in one purchase at the lowest total cost
- Good starting set for learning router operations and groove cutting
- Yonico carbide is acceptable for softwood and plywood in moderate use
- Covers the most common groove diameters for learning joinery
Limitations
- Yonico carbide dulls faster in hardwood than Freud or Whiteside
- Groove walls less clean than premium bits
- 1/4-inch shanks only -- less stable for larger diameters

5.Bosch 85242MC 1/2 in. x 1-1/2 in. Carbide-Tipped Straight Router Bit
Brand: Bosch
ASIN: B000GY9SKI
Key specs: 1/2-inch diameter, Micro-grain carbide, 1/4-inch shank.
- 1/2-inch diameter
- Micro-grain carbide
- 1/4-inch shank
- Good groove wall quality
Strengths
- Bosch micro-grain carbide provides harder edges than standard carbide formulations
- 1/2-inch diameter is the correct size for 1/2-inch plywood bottom grooves in drawers
- Bosch quality control produces consistent carbide geometry
- Widely available at home centers for easy replacement
Limitations
- 1/4-inch shank on a 1/2-inch diameter bit -- less stable than a 1/2-inch shank bit of the same size
- Below Freud TiCo carbide quality

Key specs: 3/4-inch diameter, Micro-grain carbide, Anti-kickback body.
- 3/4-inch diameter
- Micro-grain carbide
- Anti-kickback body
- 1/2-inch shank
Strengths
- 3/4-inch diameter is the correct size for 3/4-inch plywood dado joints and shelf dadoes
- Anti-kickback body reduces the catch risk at large diameters where more material is engaged
- 1/2-inch shank for the stability required at 3/4-inch cutting diameter
- CMT micro-grain carbide maintains sharpness better than standard carbide
Limitations
- Large diameter requires full-size router with sufficient horsepower
- Anti-kickback limits maximum feed rate slightly

Key specs: Spiral flutes, TiCo Hi-Density carbide, Shear cut.
- Spiral flutes
- TiCo Hi-Density carbide
- Shear cut
- Cleaner walls than straight flutes
Strengths
- Spiral flutes produce a shearing cut that dramatically reduces tearout on groove walls
- TiCo Hi-Density carbide for strong edge retention
- The correct upgrade from standard straight bits for fine furniture and cabinetry
- Clean, smooth groove walls that require less sanding than straight-flute bits
Limitations
- Higher price than carbide-tipped straight bits
- Down-cut geometry pushes chips downward, requiring good dust extraction in deep grooves

8.MLCS 8375 Straight Router Bit 5-Piece Boxed Set
Brand: MLCS · Best for: value-focused buyers who want the most for their money
ASIN: B000LBGVXS
Key specs: Multiple sizes, Carbide-tipped, Various shanks.
- Multiple sizes
- Carbide-tipped
- Various shanks
- Mid-range price
Strengths
- MLCS is the best-value straight bit set brand -- better quality than Yonico at a small price premium
- Good coverage of common groove diameters
- MLCS bits perform well in softwood and moderate hardwood use
- The step-up choice between Yonico budget and Freud premium
Limitations
- Lower carbide quality than Freud or Whiteside
- Less consistent geometry than premium brands
How we chose
- Picks are based on manufacturer specs, independent reviews and owner reports. We don't claim our own testing.
- We do not list prices or star ratings because they change. Check Amazon for current details.