PEC Tools Certified/Calibrated Rigid Rules

• Includes Certification from Independent Laboratory
• Certified for all ISO Applications
• Supplied in 4R, 5R, and E/M Graduations
• NIST Traceable Meets ISO Requirements
• Rules are hardened and tempered. Precisely etched for high accuracy. Inspected To: Each rule etched with serial number and certificate of inspection, good for 5 years.
• ML-STD-45662A
• ISO10012-1
• ANSI/NCSL Z640-1
• NIST#821/260733-98

Graduations:

• 4R: 8ths, 16ths, 32nds, 64ths
• 5R: 32nds, 64ths, 10ths, 100ths
• E/M: 32nds & 64ths, mm & .5mm