Pepetools™ Gold Standard Calibrated Ring Mandrels

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Round steel ring mandrels with laser-engraved sizes. USA style is graduated in sizes 1-16 by 1/4-size increments. Hardened and polished high grade steel Calibrated to ISO specifications Accurate within +/-...
$29.95
Round steel ring mandrels with laser-engraved sizes. USA style is graduated in sizes 1-16 by 1/4-size increments.

  • Hardened and polished high grade steel

  • Calibrated to ISO specifications

  • Accurate within +/- 1.5μm

  • US Sizes 1-16

  • Packaged in protective reusable case


**NEW & IMPROVED U.S. MADE**
ACCURATE TO ISO 8653: 1986 INTERNATIONAL STANDARDS FOR RING SIZE