STAEDTLER Triangular Scales 12" PSTExempt The heavy steel construction of

The heavy steel construction of the stony soil auger enables it to capture stones and allow lighter material to also remain in the auger

100% Merino wool: Sustainable

The heater operates on readily available diesel fuel

gallon in 3 hours on high-heat settings

Fits any Kestrel 4000 series meter

STAEDTLER Triangular Scales 12" PSTExempt The heavy steel construction ofSTAEDTLER triangular scales combine versatility with precision engineering, making them essential tools for technical professionals across architecture, engineering, and design disciplines. The 12 inch format delivers optimal balance between portability and usability, fitting seamlessly into drafting kits, field bags, and workspace drawers. Each instrument features three sides with six different scales, maximizing functionality while minimizing bulk.