Staedtler Mars Metal Ruler 563 – 20cm

A precise, hard-wearing steel ruler from Staedtler's Mars technical drawing range. The rigid stainless steel body stays perfectly straight and is ideal as a cutting edge for craft knives as well as for accurate measuring and ruling lines.

Clear, permanent scale markings in centimetres and millimetres; a non-slip backing helps keep it in place on the page.

• 20 cm stainless steel ruler
• Precise, permanent mm/cm graduations
• Rigid edge – suitable for use with a craft knife
• Non-slip backing
• Mars technical drawing range