150mm Engineer’s Precision Square
The 150mm Engineer’s Precision Square has been carefully crafted to ensure both accuracy and durability.
The stock and blade are precision ground to ensure straightness and accuracy.
The spring steel blades are hardened and tempered for increased durability.
Crafted from high quality tool steel.
These squares are accurate to BS939 Grade B standard.
Size: 150mm (6in)
External size: 173 x 100mm
Internal size: 150 x 75mm
Stock thickness: 11mm
Blade thickness: 1.7mm