Harppi Herlitz 8710303 musta metalli 5 kpl

The Herlitz bow compass set in black metallic finish contains five compact compasses designed for accurate circle and arc drawing. Each compass has a sturdy hinge and adjustable screw for precise radius setting, making the set suitable for classroom use, homework and technical drafting. The compact design and durable metal components provide repeatable accuracy and reliable performance for geometry exercises and manual technical sketches.

Advantages

The set combines durable metal parts with a protective finish to resist wear during regular use. Adjustable screws and a firm hinge enable fine tuning of circle diameters and stability while drawing. The compact size and included five pieces ensure availability for group activities or as spare tools, while the balanced weight supports smooth motion and consistent lines on paper.

Suitable for

• School geometry lessons and exercises
• Technical drawing and manual drafting
• Art and design sketches requiring precise circles
• Workshops, study groups and classroom sets

Key specifications

• Set contents: five bow compasses in black metallic color
• Construction: metal components with adjustable screw mechanism
• Finish: black and metallic surface treatment for wear resistance
• Size: compact, suitable for standard school and drafting paper
• Functionality: precision hinge and fine adjustment for accurate radii

How to use

Place the compass point at the desired center on the drawing surface and adjust the leg span using the screw to set the required radius. Hold the top hinge firmly and rotate the compass smoothly to draw an even circle or arc. For best results use on flat, stable paper and apply consistent pressure while turning. Check the screw tightness before drawing to prevent unwanted changes in radius.

Recommendations

Store the compasses in a protective case or drawer to avoid bending of the points. Regularly check and tighten adjustment screws; replace worn leads or tips as needed. Use on appropriate paper types and avoid excessive force to prolong service life.