Buying guides
● Woodworking · Review

Freud 75-103 Up Spiral Bit, 1/4-Inch

A common everyday diameter for stopped grooves and shallow mortises

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

As an Amazon Associate I earn from qualifying purchases. Picks are based on manufacturer specs, independent reviews and owner reports.

Freud 75-103 Up Spiral Bit, 1/4-Inch
Best Quarter Inch

Freud 75-103 Up Spiral Bit, 1/4-Inch

Freud

A common everyday diameter for stopped grooves and shallow mortises

  • 1/4-inch diameter
  • Center-cutting
  • TiCo Hi-Density carbide
  • 1/4-inch shank

Pros

  • A common everyday diameter for stopped grooves and shallow mortises
  • TiCo carbide for strong edge retention in repeated plunge cuts
  • Sized for handheld routing w here a compact bit is easier to control
  • A practical companion size alongside the 1/8-inch bit for a range of groove widths

Cons

  • Single fixed diameter -- doesn't cover wider mortises
Prices and availability change, so confirm on Amazon.View on Amazon

Appears in

Where the Freud 75-103 Up Spiral Bit, 1/4-Inch ranks

Freud 75-100 Up Spiral Bit, 1/8-Inch
Best picksBest Plunge Router Bits 2026: 8 Bits for Inside Cuts and Stopped GroovesOur top pick for plunge router bits is the Freud 75-100 Up Spiral Bit (Center-cutting end allows plunging directly into the surface without a pilot hole).
Freud 75-100 Up Spiral Bit, 1/8-Inch
ComparisonFreud 75-100 Up Spiral Bit vs Freud 75-103 Up Spiral BitBoth made our Best Plunge Router Bits 2026 shortlist, at #1 and #3.