Helix Erasing Shield

The ruler is raised by the midbump to prevent the residual ink or lead from leaving a secondary mark on the page. It is typically used with either a mechanical or clutch pencil, the lead is extended longer then it would be from regular drawing or construction. The pencil is held straight so it is perpendicular to the paper and creates a right angle with the ruler. (Note the lead should be touching the ruler, not the pencil itself.)

12" (300mm) Dividings: 1:1, 1:100x1:20, 1:200, 1:5, 1:50x1:1250, 1:2500

Introducing the Arda Board Compass with Adaptor, a reliable and versatile tool designed for precise drawing on various surfaces. This high-quality compass offers exceptional durability and functionality, making it perfect for use on whiteboards, blackboards, and more. The included adaptor ensures a secure and stable grip, preventing any unwanted movements or slipping while you work.

With its smooth adjustment mechanism and clear markings, the Arda Board Compass allows you to effortlessly create accurate circles and arcs. Whether you're a student, teacher, or professional, this compass is an essential addition to your toolkit. Experience superior precision and ease of use with the Arda Board Compass with Adaptor, and unlock your creativity with confidence.

ARDA Blackboard Magnetic Protractor 180° / 50cm

Quality sturdy magenetic protractor for use on a Blackboard.
Made in Italy from yellow plastic.

A large, magnetic 45° set square designed for whiteboard demonstrations.

A 60° yellow magnetic set square with a handle for easy use.

12 Compass leads H in a plastic tub

Set of compass leads with a diameter of 2mm and length of 25mm. Leads are suitable for both school and technical compasses.

Spare compass needle is a replacement part for a compass that ensures accurate and precise measurements. This spare needle is designed to fit into the compass housing and provides a reliable magnetic reference point. It allows for smooth and fluid movement, enabling users to navigate and draw circles with ease. Having a spare compass needle ensures that you can quickly replace a damaged or lost needle, keeping your compass functional and ready for use.

This Needle part is compatible with the SG 2 Part Compass, SG Quick Action Compass with Pencil Holder and the SG Quickset Compass.

The spare pin and screw for a compass are essential replacement parts that ensure the continued functionality of your compass.

Designed specifically for the SG 2 Part Compass and the SG Quick Action Compass with Pencil Holder, these spare parts are used to secure the needle and maintain accuracy during measurements and drawing circles. With the spare pin and screw, you can easily replace any damaged or lost components, keeping your compass in excellent working condition.

The spare pin and screw for a compass are essential replacement parts that ensure the continued functionality of your compass. Designed specifically for SG Quickset Compass, these spare parts are used to secure the needle and maintain accuracy during measurements and drawing circles.  With the spare pin and screw, you can easily replace any damaged or lost components, keeping your compass in excellent working condition.