This Draper Engineers Precision Square is made from solid steel stock with a hardened, tempered, a...This Draper Engineers Precision Square is made from solid steel stock with a hardened, tempered, and finely polished blade. The squareness of the blade edges and the stock working face falls within a tolerance of ±0.016mm (0.00064 inch). It is manufactured to BS 939 Workshop Grade B for squareness tolerance only. The square is display packed. Its dimensions are 100mm.
This Draper Engineers Precision Square is made from solid steel stock with a hardened, tempered, and finely polished blade. The squareness of the blade edges and the stock working face falls within a tolerance of ±0.016mm (0.00064 inch). It is manufactured to BS 939 Workshop Grade B for squareness tolerance only. The square is display packed. Its dimensions are 100mm.