This Staedtler Mars professional compass can be adjusted easily using the quick-setting button, making easy work of expert design templates and drawings.
- Full solid metal body compass
- Features a quick-setting push button mechanism and centre wheel
- Hinged lead and needle legs
- Interchangeable lead part with 4mm diameter shank
- Maximum circle diameter 400mm or 635mm with extension bar
- Length: 170mm
- Supplied in a plastic storage container with a hinged lid