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A red adjustable 300mm aluminum circle drawing ruler and center finder used for woodworking measurements.
A red aluminum circle drawing ruler is being used to find the center of a circle on a wooden surface.
A red aluminum circle drawing ruler with markings showing a 300mm maximum and a 36.5mm minimum diameter.
A red aluminum circle drawing ruler and center finder with markings and a brass finder tip.
A red aluminum circle drawing ruler and center finder with markings and a brass finder tip, shown against a blue circular gui
A red aluminum circle drawing ruler and center finder measuring 300mm with a radius range of 36.5mm to 300mm.
A long red aluminum circle drawing ruler and center finder with various sized holders for woodworking
A red aluminum circle drawing ruler and center finder for woodworking with a brass finder tip.
A red aluminum circle drawing ruler and center finder with a brass adjustment knob.
A red adjustable aluminum circle drawing ruler and center finder for woodworking.
A red 300mm aluminum circle drawing ruler and center finder used for woodworking measurements.
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Adjustable 300mm Aluminum Circle Drawing Ruler and Center Finder for Woodworking

Normalpreis $31.99 Sonderpreis $26.99

Darum lieben Kunden es

Precision circles and centers, every single time

This adjustable aluminum circle ruler brings accurate circle drawing and center marking to woodworking, crafts, and DIY projects with a simple, reliable design.

  • Adjustable design handles circle diameters from 36.5mm to 300mm (1.43–11.81 inches)
  • Fixed-point center finder ensures precise, consistent markings every time
  • Durable aluminum construction for long-lasting performance and stability
  • Lightweight and compact, easy to carry and store
  • Simple to set up and use, suitable for both beginners and experienced craftsmen
  • Versatile for use with wood, metal, plastic, and other materials
A red adjustable 300mm aluminum circle drawing ruler and center finder used for woodworking measurements.

Why you'll love this circle ruler

Precise every time

The fixed-point center finder ensures precise, consistent markings every time you use it.

One tool, many sizes

The adjustable design handles circle diameters from 36.5mm to 300mm (1.43–11.81 inches), covering a wide range of projects.

Light and portable

Lightweight and compact, it is easy to carry and store, so you can take it wherever your work takes you.

Built to last

Durable aluminum construction provides long-lasting performance and stability for repeated use.

Setup

Getting started in three simple steps

No electrician, no wiring, no fuss.

  1. Set your diameter

    Adjust the ruler to your desired circle diameter within the 36.5mm to 300mm (1.43–11.81 inches) range.

  2. Position the center finder

    Place the fixed-point center finder on your workpiece to lock in a precise, consistent center.

  3. Draw or mark

    Trace your circle or line marking directly on wood, metal, plastic, or other materials with confidence.

Specs

The details that matter

Built to last outdoors, season after season.

Size
300mm (11.81 inches) maximum diameter
Material
Aluminum
Product Type
Circle drawing ruler and center finder
Adjustable Range
36.5mm to 300mm (1.43–11.81 inches)

Unser sorgloses Einkaufsversprechen

Wenn Ihre Bestellung beschädigt, defekt oder nicht wie beschrieben ankommt, kontaktieren Sie uns innerhalb von 14 Tagen — wir sorgen mit Ersatz oder Erstattung für Abhilfe.

Frequently asked questions

Everything you might want to know before you order.

What circle diameters can this ruler draw?

The adjustable design handles circle diameters from 36.5mm to 300mm (1.43–11.81 inches), giving you a wide range for different projects.

What materials is the ruler made from?

It is made from durable aluminum, which provides long-lasting performance and stability during use.

Is this tool suitable for beginners?

Yes, it is simple to set up and use, making it suitable for both beginners and experienced craftsmen.

What materials can I use this ruler on?

It is versatile and works well with wood, metal, plastic, and other materials.

How does the center finder help with marking?

The fixed-point center finder ensures precise, consistent markings every time, so you can trust your center points.

Versand & Rückgabe

Versand

  • Lieferung nach Vereinigte Staaten (basierend auf Ihrem gewählten Land/Region).
  • Voraussichtliche Lieferzeit: 3–15 Werktage nach Versand.
  • Versandkosten: Kostenlos.

Rückgabe

Sie können innerhalb von 14 Tagen nach Lieferung eine Rückgabe anfragen. Für Standardrückgaben fällt eine pauschale Rückversandgebühr von 4,00 € EUR (ca. 4,66 $ USD) an, die von der Rückerstattung abgezogen wird. Der Rückversand ist kostenlos, wenn der Artikel beschädigt, defekt oder falsch geliefert wurde. Artikel sollten unbenutzt und nach Möglichkeit in Originalverpackung sein. Kontaktieren Sie uns vor dem Rückversand.

  • 5 stars: 4 (100%)
  • 4 stars: 0 (0%)
  • 3 stars: 0 (0%)
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  • 1 star: 0 (0%)
R
Rocky Glover

Adjustable 300mm Aluminum Circle Drawing Ruler and Center Finder for Woodworking

C
Cordia Hodkiewicz

Adjustable 300mm Aluminum Circle Drawing Ruler and Center Finder for Woodworking

F
Fredric Wilkinson

excellent tool and made of very good material

L
Lory Bailey

Everything as described, to be tested.