GROZ SQUARE ENGINEER 300MM SSA/12

Internal and External Squareness as per

BS 939 Grade B

Useful for setting up and checking jobs where extreme accuracy is required

Hardened spring steel blades permanently fixed to the stock by means of tapered self-locking rivets which ensure complete rigidity

Blade and stock are precisely ground to ensure straightness and parallelism

Working edges of the blades are lapped for enhanced accuracy

Groove on the inner corner of the stock aids in the clearance of burr or dirt

OVERALL LENGTH: 300mm

STRAIGHTNESS OF BLADE EDGES: 15 microns

FLATNESS OF WORKING FACES OF STOCK: 15 microns

PARALLELISM OF WORKING FACES OF STOCK: 8 microns

PARALLELISM OF SIDE FACES OF STOCK: 50 microns

SQUARENESS OF BLADE EDGES TO WORKING: 24 microns

Faces Of Stock

LATERAL SQUARENESS OF BLADE TO BASE: 400 microns

Of Stock