Supplied with an easy to read satin chrome anti-glare
finish.These rustless steel rules Conform to BS4372: 1968.
Graduated in metric and imperial units.Rules shown as Type
F are Slimline and flexible with half the thickness of
standard rules.
• Rules shown as Type F
  English and metric – 1 Side – 2 edges Subdivided  mm
  and 1/2mm, figured cm.Inches in 16ths, 32nds, 64ths
• Rules shown as Type R
  English and metric – 2 Sides – 4 edges Subdivided inches
  in 16ths, 32nds, 64ths, 10ths, 20ths, 50ths, 100ths. 
  MM, 1/2mm, figured every 0.5mm in G12mm.