GZ01007 – Groz Precision Engineers Square 300mm x 210mm • Hardened spring steel blades are permanently fixed to the stock by means of tapered self locking rivets which ensure complete rigidity. • Both the blade and stock are precisely ground to ensure straightness and parallelism. Working edges of the blades are lapped which further enhances accuracy. • A groove on the inner corner of the stock aids in the clearance of burr or dirt. Measured From: Inner Edge of Stock To End of Blade X Edge of Stock to Outer Edge of Blade