





TaG - Scale Ruler - ONE3 Acme
The TaG ONE3 Acme scale ruler is a multi-functional everyday carry tool that blends the functionalities of a architectural scale ruler, level, and writing instrument. It’s built around a triangular prism aluminum core, designed for strength, lightweight utility, and precision.
The triangular prism design allows flipping between faces for different scales, while the magnetic + bamboo mortise system keeps the pen secure.
- Material: Aerospace-grade aluminum with silicone shock-absorbing end caps
- Dimensions: ~168 mm × 20.97 mm × 18.5 mm
- Weight: ~26 g (ruler), ~44 g combined with pen
- Scales: Six laser-engraved standard scales for architectural and engineering use
- Pen Compatibility: Houses a removable pen/lead instrument, compatible with CROSS ballpoint and 2.0 mm pencil refills