Top 9 Beam Compass Ruler – Compasses

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Ideal for Geometry and Engineering, Ungraduated Beam Compass, Alvin, Drawing and Architecture Tool, 13 Inch

ALVIN #ad - Premium quality - made in germany, each tool is constructed with heavy-duty materials and finish that can resist stains and tarnishing. Ideal for students - perfectly useful for all levels, drafting, construction, whether for geometry class, architectural design, or engineering.

Easy to use - exactly what an artists, crafter, student, or hobbyist needs, this tool can be used as a drafting or drawing instrument for both projects and artwork. Conveniently packaged - Comes in a hard, see-through plastic case for portability and easy storage and transport. Extra features - comes with two 13-inch non-graduated beam bars and includes spare leads and needlepoint, pencil, is also complete with interchangeable ruling pen, and divider legs. Ideal for long-lasting use.
BrandALVIN #ad
ManufacturerNational Cellular #ad
Height0.75 Inches
Length14.5 Inches
Weight0.35 Pounds
Width2.5 Inches
Part Number961B



Professional Jet-Bow Speed Compass with Beam Bar, Geometry and Engineering Kit, Drawing and Architecture Tools, 6 Inch, Alvin

ALVIN #ad - Ideal for long-lasting use. Conveniently packaged - Comes in a hard, see-through plastic case for portability and easy storage and transport. Premium quality - made with a matte nickel finish, this German-made academic divider stays in place and will withstand stains and tarnishing.

Easy to use - this compass is exactly what an artists, student, crafter, or hobbyist needs. Extra features - with gearhead construction and double break leg design, this compass comes with a container of extra led as well as a beam bar that allows for the precise drawing of circles up to 20 inches in diameter. It can be used as a basic drafting or drawing instrument for both projects and artwork. Multipurpose tool - exactly what you need for a number of projects including bisecting angles, constructing geometric shapes, triangles, circles, parallel lines, including perpendicular lines, and pentagons.
BrandALVIN #ad
ManufacturerNational Cellular #ad
Height0.75 Inches
Length7.25 Inches
Weight2 Pounds
Width3 Inches
Part Number975VK

3. Alumicolor


Alumicolor 18-Inch Beam Compass Rule 4110-1

Alumicolor #ad - Allows precise measurement. Attaches to thin profile yardsticks and automatically shows figures for the radius circumference and area of any circle in inches or centimeters. Makes perfect large circles up to 36 inches in diameter.
BrandAlumicolor #ad
ManufacturerAlumicolor #ad
Height1.25 Inches
Length22.5 Inches
Width0.12 Inches
Part Number4110-1

4. Learning Resources


Ages 6+, Grades 1+, Dual-Scale Ruler, Classroom Whiteboard Accessories, Teacher Aids, Learning Resources Bullseye Demonstration Compass

Learning Resources #ad - Use with chalk or dry-erase marker. Draw circles 2"-32" in diameter, construct and measure angles with built-in protractor, and measure length in customary or metric scales. Direct view pivot point and quick-set radius indicator allow easy drawing of circles. Suction cup fits securely on board for accurate measurements and construction. Create engaging lessons of geometric principals with this versatile demonstration compass.
BrandLearning Resources #ad
ManufacturerLearning Resources #ad
Height0.3 Inches
Length24.8 Inches
Weight0.15 Pounds
Width6 Inches
Part NumberLER1508



Big Horn 19641 Rotape Beam Compass, Gray/Black

BIG HORN #ad - It makes a radius from 3-1/2-inches to 6-feet. Made in USA. Combines a measuring tape and pencil scribe in one pocket size tool. Replaces the standard beam compass and trammel point set. The original Rotape Beam Compass. Also can be used to mark straight and parallel lines, arcs, and circles.
BrandBIG HORN #ad
ManufacturerBig Horn #ad
Height1.4 Inches
Length4.2 Inches
Weight0.15 Pounds
Width4.7 Inches
Part Number19641

6. Mr. Pen


Set Squares, Compasses and Protractor, Mr. Pen Geometry Set with 6 Inch Swing Arm Protractor, Divider, 15 Piece Set, Ruler

Mr. Pen #ad - 15 piece geometry set, compass Set in a Reusable Pouch, Easy to Carry and Store. The math set/geometry set designed by Experienced Math Experts with All Essential Items for Teachers and Students at Any Level.

Package includes 15 piece: 2 metal compasses 1 study compass & 1 graphic compass, 1 eraser, 1 mechanical pencil 05 mm for compass, 1 metal pencil sharpener, 1 protractor, 1 set Square 30°/60°, 1 Ruler 6”, 1 set square 45°, 1 Pack of 0.55 mm lead for mechanical pencil, 1 metal divider, 1 Extra Lead for Graphic Compass, 2 Pencils for Compass, 1 Protractor with Swing Arm 6”. Geometry set for All Levels Designed in USA. Inch and Centimeter Measurements.
BrandMr. Pen #ad
ManufacturerMr. Pen #ad
Height0.4 Inches
Length6 Inches
Weight0.2 Pounds
Width4 Inches
Part NumberGC15

7. Saker


Must Have Tool for DIY Handyman, Construction, Saker Contour Gauge 10 Inch Lock Profile Tool- Adjustable Lock-Precisely Copy Irregular Shape Duplicator -Irregular Welding Woodworking Tracing

Saker #ad - Esay to use:our contour gauge measures 5 inch&10inch, can be used to measure the shape of irregular objects,instant template for marking precise tile cuts. You just press the contour gauge on one of the shapes. Trim outline and cut into shape.

Precise shape duplication:saker contour gauge designed for winding pipes, Ideal for fitting tiles, carpet, etc. Useful tool for operations on car bodies, laminate, circular frames, checking dimensions, ducts and many objects, moulding, carpentry and for all kinds of modelling. Good material and portable:The contour gauge is made of high quality ABS plastic, high strength, rustproof and durable. Adjustable and locking feature:saker contour guage can adjust the tightness according to your needs.

After using the contour ruler for a period of time, you can easily adjust the tightness;Once object has been contoured, lock contour gauge teeth in place for perfect traces every time. Extensive application:contour gauge is used to locate profiles or edges and accurately transfer to the material to be cut. For any kind of work needs the contour duplication. In woodworking, auto metal sheet, auto body, stainless steel or any job of contour duplication.
BrandSaker #ad
ManufacturerSaker #ad
Part Number1



13 Inches, Replacement Part for Drafting, Geometry, Alvin, Bar For Beam Compass, Channel Beam, Engineering and Drawing

ALVIN #ad - Premium quality - made in germany, each tool is constructed with heavy-duty materials and finish that can resist stains and tarnishing. Conveniently packaged - Comes in a hard, see-through plastic case for portability and easy storage and transport.

Ideal for long-lasting use. Easy to use - the channel beam bar for alvin Beam Compass is a functional replacement part that allows the compass to draw circles up to 48 inches in diameter. High performance. Comes complete with interchangeable ruling pen, pencil, and divider legs. Precision design - spring-loaded thumbwheel on the top of each slide assembly allows for smooth and precise adjustments. Good for your work. Allow precise measurement. Ideal for students - perfectly useful for all levels, whether for geometry class, architectural design, drafting, construction, or engineering.
BrandALVIN #ad
ManufacturerNational Cellular - Home Improvement #ad
Height0.75 Inches
Length13 Inches
Weight0.35 Pounds
Width2.75 Inches
Part Number961X

9. Mr. Pen


Mr. Pen- Professional Compass for Geometry, Extra Lead, Compass for Students, Compass, Compass for Woodworking, Drafting Compass, Metal Compass, Compass Geometry, Compass Drawing Tool, Drawing Compass

Mr. Pen #ad - Packaged in a clear, reusable Pouch. 1 high quality professional bow compass for math, Art, Geometry, Drafting And Drawing; Creates Circles Up To 8 Inches In Diameter. Precision geometry compass with Spring Bow Head And Center Wheel Prevents Unintentional Leg Movements. Easy to carry And Store. Easy to adjust legs, Great For Precise Drawings. All metal, nickel Plating Compass, Lifelong Satisfaction Guaranteed.
BrandMr. Pen #ad
ManufacturerMr. Pen #ad
Part NumberGS01