A 100mm long, high quality compass. * Sprung top and central adjusting screw for accurate and stable adjustment of radius * Supplied complete with 2 spare leads and packed in a plastic storage box * Helix type T79012 https://elecena.pl/product/27225452/helix-t79012-precision-thumbwheel-compass 2024-11-11 https://elecena.pl/product/27225452/helix-t79012-precision-thumbwheel-compass 2025-01-06 https://elecena.pl/product/27225452/helix-t79012-precision-thumbwheel-compass 2025-02-02 https://elecena.pl/product/27225452/helix-t79012-precision-thumbwheel-compass 2025-03-02 https://elecena.pl/product/27225452/helix-t79012-precision-thumbwheel-compass 2025-04-05 https://elecena.pl/product/27225452/helix-t79012-precision-thumbwheel-compass 2025-05-23