100%
WD-40 Specialist Penetrant with Flexible Straw 13.5oz
by WD-40— Made in San Diego, CA
Verified American Made
American Score
76% — Brand-verified
Why not 100%? Full verification requires additional independent sources
Manufactured in San Diego, CA
Manufacturing in USA since 1953Verified through 2 independent sources
- Known factory location
- Brand website
Evidence Breakdown
Factory: City-level verified
Website claim: Yes
History: 20+ years
Overseas lines: None known
Fast-acting penetrating oil with attached flexible straw for precision application in hard-to-reach areas. Frees rusted nuts, bolts, and locked parts. Low odor, 50-state VOC compliant. 13.5 oz can.
Higher-scored alternatives
Products in automotive with stronger Made-in-USA evidence than WD-40 Specialist Penetrant with Flexible Straw 13.5oz.
More from WD-40
More American-Made Automotive
WD-40 Specialist Penetrant with Flexible Straw 13.5oz
76% American Score