CarCareTruth Score
Decent.
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Health score is for adult use as intended, per the manufacturer's SDS. It does not model child ingestion, accidental spill cleanup, or off-label use. See the safety panel below for full hazard classification, and /disclaimer for the full editorial scope.
No Safety Data Sheet on file.
CarCareTruth has not received a Safety Data Sheet from the manufacturer for this product. Hazard classification and PPE cannot be cited. Request an SDS from the manufacturer before use.
Last reviewed June 14, 2026
TL;DR Aerosol white lithium grease for metal hinges, tracks, and latches. Community data is sparse and over a decade old, so durability is unverified beyond label claims. No public SDS exists for this product; the health score of 5.0 reflects unverified chemistry, not confirmed danger. Use outdoors or ensure ventilation in enclosed spaces.
This 10.25 oz aerosol sprays on as a liquid and cures to a firm white film on metal contact surfaces · door hinges, garage door tracks, hood latches, and trunk hinges. A detached extension straw inserts into the nozzle for directed application, but it does not lock in place, requiring two-hand operation. The label rates the grease from −5°F to 260°F, covering most US automotive applications. The manufacturer claims long-lasting lubrication and water resistance; independent community confirmation is thin · available reviews are from 2010·2013, leaving durability beyond label claims unverified.
A reasonable option for metal-on-metal contact if this product is already on hand. For a better-documented alternative in the same product family, the WD-40 Specialist White Lithium Grease has SDS on file and broader community confirmation. Skip white lithium grease entirely for rubber seals, plastics, and electrical connections · it can degrade certain polymers, and dielectric grease is the correct product for electrical connectors.
No public SDS has been found for 3-IN-ONE 10042 (see notes.md for the full search trail). The health score of 5.0 reflects this unverified status, not confirmed danger. Aerosol format creates an incidental mist pathway · use outdoors or ensure adequate ventilation in enclosed spaces; no inhalation H-code is confirmed, but the chemistry cannot be ruled out without the SDS. The petroleum base is likely non-biodegradable, and aerosol propellant adds VOC load, placing this in the average range for environment.
CarCareTruth scores 3-IN-ONE 10042 Professional White Lithium Grease at 5.9 out of 10 on the composite CCT score, with a health sub-score of 5.0/10. The CCT score blends real-world effectiveness, ingredient health impact pulled from the manufacturer's safety sheet, and environmental footprint against a published category rubric. See the methodology link on this page for the full scoring breakdown.
Marketing copy from 3-IN-ONE, via Amazon. Not editorial.
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