RS PRO Steel Ruler, Imperial or Metric 300mm

Technical Reference
Legislation and Compliance
RoHS Status: Not Applicable
COO (Country of Origin): US
Product Details

RS PRO 678 Series Black Finish Steel Ruler

These steel rulers from RS PRO are ideal for using across a wide field of industries, by professionals and engineers. They are ideal in assisting you in measuring or drawing straight lines.

This round end, straight edge ruler is made from high quality steel which means it is far more durable than most standard plastic rulers. It has a non-glare black chrome finish. The graduations are etched into the ruler by glass masters, ensuring both precision and accuracy.

These RS PRO metal rulers or rules are rigid, with both metric & imperial markings on either side of the ruler. They are available in different lengths, depending upon your requirements.

Features and Benefits

• Rigid steel rule
• Round ended ruler
• Finished in non-glare, black chrome
• White markings for easy reading
• Manufactured using high quality steel
• Fully hardened and tempered
• Available in 2 different lengths

Rule Markings

Front Face (Inch): 16ths, 32nds, 64ths, 10ths, 20ths, 50ths 100ths
Reverse Face (Metric): 1.0mm, 0.5mm


RS PRO is our own brand range and brings you a wide range of high-quality, great value products offering you more choice. Trusted by engineers all over the world, every part of every RS PRO product has been rigorously tested against demanding industry standards; they’re only given the RS PRO seal of approval if we’re confident of their exceptional quality, which means you can be confident too.


Conform to EEC-Class 1

Attribute Value
Length 300mm
Imperial or Metric Both
Material Steel
Width 25mm
Finish Black Chrome
Folding No
41 In stock for FREE next working day delivery
Price Each
£ 20.12
(exc. VAT)
£ 24.14
(inc. VAT)
Per unit
1 +
Calibration Options:
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