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Brand: Blundell Harling Model: 0353.01I
Mechanical Engineer's Academy scale rule Accurate and clear  Quality, cost effective material  Ideal for educational purposes12" (300mm) Dividings: 1:1x1:2, 1:5x1:10..
£5.49
Brand: Blundell Harling Model: 0313.01I
Mechanical Engineer's Verulam scale rule  Professional quality Exceptional clarity and legibility Unequalled accuracy and design Material is chosen for its toughness and stability Imperial and metric dividings  Also available in 6" (150mm) length..
£11.99
Brand: Blundell Harling Model: 0312.01I
Mechanical Engineer's Verulam scale rule Professional quality Exceptional clarity and legibility Unequalled accuracy and design Material is chosen for its toughness and stability Imperial and metric dividings  Also available in 12" (300mm) length6..
£8.79
Brand: Blundell Harling Model: 0324.31I
Professional quality triangular Verulam scale rule  Manufactured to the highest standard under controlled conditions Exceptional clarity and legibility Unequalled accuracy and design Material is chosen for its toughness and stability300mm Dividings: 1:20 x 1:25, 1:50 x 1:75, ..
£14.49
Brand: Blundell Harling Model: 0353.02I
Civil Engineer's Academy scale rule Accurate and clear  Quality, cost effective material  Ideal for educational purposes12" (300mm) Dividings: 1:5, 1:50x1:10, 1:100, 1:20, 1:200x1:500, 1:1000..
£5.49
Brand: Blundell Harling Model: 0363.32I
Triangular Academy scale rule Accurate and clear  Quality, cost effective material   Colour co-ordinated scales in ten dividings Ideal for educational purposes12" (300mm) Dividings: 1:20 x 1:25 1:33 x 1:50 1:75 x 1:100..
£6.99
Brand: Blundell Harling Model: 0313.02I
Civil Engineer's Verulam scale rule  Professional quality Exceptional clarity and legibility Unequalled accuracy and design Material is chosen for its toughness and stability Imperial and metric dividings  Also available in 6" (150mm) length..
£11.99
Brand: Blundell Harling Model: 0312.02I
Civil Engineer's Verulam scale rule Professional quality Exceptional clarity and legibility Unequalled accuracy and design Material is chosen for its toughness and stability Imperial and metric dividings  Also available in 12" (300mm) length6..
£8.79
Brand: Blundell Harling Model: 0324.32I
Professional quality triangular Verulam scale rule  Manufactured to the highest standard under controlled conditions Exceptional clarity and legibility Unequalled accuracy and design Material is chosen for its toughness and stability300mm Dividings: 1:20 x 1:25, 1:33 x 1..
£14.49
Brand: Blundell Harling Model: 0313.70I
Imperial Ordnance Verulam scale rule  Professional quality Exceptional clarity and legibility Unequalled accuracy and design Material is chosen for its toughness and stability   Also available in 6" length12" Imperial Dividings: ..
£11.99
Brand: Blundell Harling Model: 0312.70I
Imperial Ordnance Verulam scale rule  Professional quality Exceptional clarity and legibility Unequalled accuracy and design Material is chosen for its toughness and stability   Also available in 12" length6" Imperial Dividings: ..
£8.79
Brand: Blundell Harling Model: 0313.71I
Imperial Architect's Verulam scale rule  Professional quality Exceptional clarity and legibility Unequalled accuracy and design Material is chosen for its toughness and stability   Also available in 12" length12" Imperial Di..
£11.99
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