Sealey Precision Steel Square 100mm BS 939(B)

Sealey Precision Steel Square 100mm BS 939(B)Quality made solid steel construction. Hardened, tempered and precision polished. Manufactured to meet squareness tolerance contained in BS 939(B). Blade edges and stock face to within ±0.016mm tolerance.• Quality made solid steel construction.
• Hardened, tempered and precision polished.
• Manufactured to meet squareness tolerance contained in BS 939(B).
• Blade edges and stock face to within ±0.016mm tolerance.
• Model No. AK11100• Quality made solid steel construction.
• Hardened, tempered and precision polished.
• Manufactured to meet squareness tolerance contained in BS 939(B).
• Blade edges and stock face to within ±0.016mm tolerance.100mm Precision Steel Square BS 939(B)