- ±0.03 mm tolerance*
- 100% virgin resin
- Made in the USA
- Engineering grade
- Satisfaction guaranteed
*1.75 mm. 2.85 mm: ±0.06 mm.
Bulk filament spools from 5lb to 22lb, made in Green Bay, Wisconsin. Every spool is held to a diameter tolerance of ±0.03mm (1.75mm) or ±0.06mm (2.85mm) and made from virgin resin, in 1.75mm and 2.85mm. Choose 5lb, 8lb, 15lb or 18lb spools in PLA, PETG, ABS, ASA and more; sizes vary by color and material. Free US shipping on orders over $75; $9 flat rate below that.












































































































































