Steel ruler 20 cm

Ideal for architectural engineers, carpenters, maintenance personnel, teachers, students and everyday home measurements to accurately measure cylindrical holes and obtain the correct size for repairs or replacement of wall cords.

Steel ruler with millimetre and half-millimetre engraving. The graduation starts at the short edge, so the ruler can also be used as a depth gauge for cracks, crevices, etc. It is also well suited as a guide for cutter knives.

Steel ruler with millimetre and half-millimetre engraving. The graduation starts at the short edge, so the ruler can also be used as a depth gauge for cracks, etc. With stop for easy reading. With stop for easier reading.