● Woodworking · Review

iGaging 34-777 Ebony Marking/Mortise Gauge

Double-pinned side marks both sides of a mortise in one pass -- the fastest mortise layout tool

✎ PickHonest Research Desk▦ Updated September 5, 2026◷ 3 min read

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iGaging 34-777 Ebony Marking/Mortise Gauge
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iGaging 34-777 Ebony Marking/Mortise Gauge

iGaging

Double-pinned side marks both sides of a mortise in one pass -- the fastest mortise layout tool

  • Double-pinned mortise side
  • Single-p in marking side
  • Ebony and brass body
  • Adjustable p in spacing

Pros

  • Double-pinned side marks both sides of a mortise in one pass -- the fastest mortise layout tool
  • Adjustable spacing between the two pins for different mortise widths
  • Solid ebony and brass construction is the premium standard for a traditional-style marking gauge
  • Reversible single-p in side for standard marking gauge use

Cons

  • Higher price than basic beechwood gauges
  • Dual-function layout is specialized -- a single cutter gauge also performs this function with two passes
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