Quick Answer

Use a buttonhole gauge to mark evenly spaced buttons and buttonholes, and a heat-resistant ironing ruler to press precise hems and pleats without damaging your tools.

Why These Two Tools Earn Their Place

Measuring and pressing are the two steps where small errors become visible in the finished garment. A buttonhole gauge removes the guesswork from spacing, while a heat-resistant ironing ruler lets you press directly on the tool for crisp, accurate folds. Together, they help you achieve a polished, professional look without extra effort.

Choosing the Right Size

Ironing rulers come in different sizes, and the right one depends on the project. A shorter ruler suits small items like cuffs and collars, while a longer version helps with hems and long seams. Consider the typical width of your garments and the depth of the folds you press most often.

How to Use a Buttonhole Gauge and Ironing Ruler

  1. Mark button positions: Extend the buttonhole gauge to the desired length and use the slots or marking points to trace evenly spaced button and buttonhole positions on your fabric. Always start from the top or bottom edge and work in one direction to avoid cumulative spacing errors.
  2. Press the first fold: Place the ironing ruler on the fabric at the fold line. Press the iron directly on the ruler, holding it in place until the crease sets. Use a dry iron or the appropriate steam setting; avoid sliding the iron over the ruler to prevent fabric shifting.
  3. Repeat for remaining folds: Move the ruler along the fabric, aligning it with the previous crease or a marked line, and press each section in turn. Check that the ruler is straight against the fabric edge before each press to maintain consistent fold widths.

BOHIN Tools for Accurate Sewing

  • Jauge pour boutonnières: This expandable gauge lets you position buttons and buttonholes easily on all garments, ensuring regular spacing quickly. You can mark consistent intervals without measuring each one individually, saving time and reducing errors.

    Jauge pour boutonnières

    Jauge pour boutonnières

  • Règle de repassage thermorésistante: This heat-resistant ruler withstands temperatures up to 220°C (428°F), so you can press directly on it without deformation. You can press hems and pleats accurately without shifting the fabric, achieving sharp, even folds.

    Règle de repassage thermorésistante

    Règle de repassage thermorésistante