NIIGATA SEIKI Flat Square Ruler 1 Class Quenching 50 mm　DD-F50

Feature

• Precision Standard: JIS B 7526 Equivalent * Indicated Nominal Size Items are not JIS Standard
• The measuring surface is abrasion resistant by quenching.
• All Class 1 Quenched Products with Inspection Table
• Quenched Products. Necessities for can makers! It is convenient for measuring the straight angle of all kinds of machining, and for the work of Kegaki!

Specifications

• material : mechanical carbon steel (measurement surface hardening)
• Quenching Hardness: HV 450 or More
• Nominal Dimensions: 50 mm, Width: 16 mm, Perpendicularity: ± 0.013 mm * Perpendicularity: ± (10 + L/20) μm (L stands for Nominal Dimensions)
• Measurement of squareness of products, parts, etc.
• Body Mass: 70 g
• Body Total length: 50 mm
• Body full width: 38 mm
• Body Thickness: 3 mm

Package size

• Package size：80×105×16 mm 70 g