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Isomars  |  SKU: RR30B12

Isomars Rolling Ruler with 12 Inch Scale | Multifunction Drawing, Drafting, Geometry & Technical Design Ruler with Compass, Protractor, Circle & Angle Templates

A multifunction 12 inch transparent rolling ruler designed for drawing, drafting, geometry and technical design. Combines ruler, compass, straightedge, protractor, circle template and angle template in one compact drafting tool for students, architects, engineers and designers.

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Delivery and Shipping

We try to dispatch all our orders within 24-48 hours in normal BAU days. Please be advised that shipments are not sent out on Saturdays, Sundays, or any Holidays. We thrive to delivery products in 5 - 10 days. 

The shipping and handling charges are given at the time of checkout and consumers will know about this before making payments.

Goods will need to be signed for upon delivery. If you cannot be there to sign for your delivery please suggest an alternative i.e. a family member, colleague, neighbor, etc.

Trusted Since 1959: Decades of excellence in art & drafting tools

Professional Quality: Built for precision, durability & performance

Complete Creative Range: All tools for art, design & calligraphy

Reliable Experience: Fast delivery & trusted customer support

One Smart Drafting Tool. Multiple Precision Functions.

The Isomars Rolling Ruler with 12 Inch Scale is a versatile all-in-one technical drawing instrument designed to simplify geometric constructions, drafting layouts and precise line work.

Unlike ordinary rulers, this multifunction drafting ruler combines the performance of multiple technical tools in one compact transparent design, allowing users to create:

  • horizontal lines
  • vertical lines
  • parallel lines
  • circles
  • quadrants
  • squares
  • crosshatching
  • angle markings
  • geometric layouts

quickly, accurately and with less instrument switching.

It is the perfect technical companion for architecture, engineering, interior design and geometry students.


Powerful 6 In 1 Multifunction Design

This innovative rolling ruler functions as:

✔ Horizontal Ruler
✔ Straightedge
✔ Compass Aid
✔ Protractor
✔ Circle Template
✔ Angle Template

making it one of the most efficient compact drafting tools for regular technical use.


Why Professionals & Students Love This Isomars Rolling Ruler

✔ Fast Technical Drawing with Rolling Mechanism

The smooth rolling action helps users create:

  • straight parallel lines
  • repeated ruled lines
  • measured movement drafting
  • fast technical layouts

with improved speed and consistency.


✔ Built In Circle, Quadrant & Angle Templates

Integrated geometric templates help in drawing:

  • circles
  • arcs
  • quadrants
  • square guides
  • angle references
  • technical symbols

without needing separate stencil tools.


✔ Transparent Clear Plastic Body

Made from clear transparent plastic that allows users to:

  • see the drawing underneath
  • align accurately
  • position over designs easily
  • avoid hidden marking errors

which improves overall drafting precision.


✔ 12 Inch Precision Measuring Scale

Offers ample measuring length for:

  • drawing lines
  • layout marking
  • technical plans
  • classroom geometry work
  • design detailing

✔ Ideal for Drafting & Geometry Learning

Perfect for:

  • engineering graphics
  • architecture drafting
  • interior design layouts
  • school geometry
  • technical diagram work
  • design practice

✔ Compact Handy Drawing Aid

A lightweight portable instrument that reduces the need to carry multiple drafting tools separately.


Product Specifications

  • Brand: Isomars
  • Product Name: Rolling Ruler
  • Scale Length: 12 Inch
  • Material: Clear Plastic
  • Color: Transparent Clear
  • Style: R1