INSIZE 4711-450 Machinist Square With Wide Base And Scale (Economic Type) (450x250mm)

Size(LxW): 450x250mm

Squareness inside(α): 61 µm

Squareness outside(β): 65µm

C: 44mm

D: 38mm

H: 4.5mm

E: 22mm

DIN875 grade 2

Made of carbon steel, no anti-rust treatment, not hardend