7-Piece Metal Geometry Set with Compass & Shatterproof Case

Product description

Perfect Compass Set

2 professional compasses1 extension bar1 multifunctional universal adapter1 ruling pen1 leads sharpener1 extra lead

Standard Circles

Effortlessly draws the perfect circle.

Precision Instrument

Primary safe series comapsses adopted with dull safe pin, insure safe use for the pupils.Light zinc-alloy replacing traditional brass and iron, not only makes compasses keep same precision, but also more lighter and beautiful.Our geometry set are equiped with multifunctional universal adapter. Working with universal adapter, drawings can be directly made with various pens.

Standard Size The maximum diameter of the pen that the universal adapter can accept is about 130mm.Smaller compasses can draw circles with a maximum radius of 57 mm.A circle with a maximum radius of 143mm can be drawn with a larger compass, and with an extension rod this number can be reached to 265mm

Meet Demand Daily use: circle drawing tools for students, essential tools for the home.Professional needs: math, drawing, engineering, drafting, architecture, woodworking and so on.

Professional Compass 7PCS professional compass set is an essential tool for building geometric shapes and can draw almost any geometric shape you need.

【Value Pack】2 professional compasses, 1 extension bar, 1 multifuncttional universal adapter, 1 ruling pen, 1 leads sharpener, 1 pencil refill. 7pcs compass geometry set packed in a shatterproof storage box for easy to carry and store.
【High Quality Compass】Our professional compass uses zinc-alloy as the main material, which is lighter and durable. Metal Compass with inching idler wheel can make precise adjustment to insure high-precision and prevents unintentional leg movements.
【Surprise Design】Our compass set uses flexible pull rod replacing traditional press rod to keep same presicion and more convenient. Compass feet can be rotated and folded as per requirement, which working with extension bar and universal adapter, can meet various drawing needs.
【Applicable Size】Larger compasses can draw circles with most radius of 143mm, and with extension bar this figure can reach 265mm. Smaller compasses can draw circles with most radius of 57mm to meet your precise drawing needs.
【Multiple Uses】Our compass set meets professional measurement needs, suitable for mechanical designers such as engineers, architects, etc., also suitable for teachers and students, our compass set can draw any geometric shape.