PEC Rigid Steel Chrome Rules

• Finest Quality Steel Available
• Fully Hardened and Tempered
• Precise etching, black filed.
• Satin Chrome Finish

Rule No. RR-331 features end-graduations on both ends of the 8th & 16th face. Ideal for reading grooves and hard to reach places.

Graduations:

• 3R: 32nds, 64ths, 10ths, 50ths
• 4R: 8ths, 16ths, 32nds, 64ths
• 5R: 32nds, 64ths, 10ths, 100ths
• 16R: 32nds, 64ths, 50ths, 100ths
• E/M: 32nds, 64ths, 0.5mm, 1mm
• M: 0.5mm, 1mm, 0.5mm, 1mm
• D/M: 10ths, 100ths, 0.5mm, 1mm

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