BATTERY/COOLANT/DEF REFRACTOMETER
Part No. MST401
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Free shipping on orders over $75
Free 30-days return *
Warranty *
Customer support
Features and Benefits
- Eliminates the need for two separate tools; check coolant and DEF with the same tool; all vehicles that need DEF checked also need coolant checked
Features and Benefits
- Eliminates the need for two separate tools; check coolant and DEF with the same tool; all vehicles that need DEF checked also need coolant checked
- Easily displays condition of ethylene glycol and propylene glycol
- Scale to show charge state of battery fluid
- Quickly confirm proper concentration of DEF (urea)
- Easily calibrate with distilled water
- Tool is hand held, works with ambient light and requires no power
- Fitted in plastic case
Return Policy
- 30-Day Risk FREE return for refund or replacement
- If you are not 100% satisfied with your returnable items, return the product for a refund
- Free warranty return
* Applies to all purchases made on MatcoTools.com excluding Toolboxes, Tool Carts, Diagnostics, Welders, Shop Equipment and shipped items weighing more than 150 pounds; Excludes all Gifts and Branded Apparel items except branded apparel size exchanges for exact items. See your Authorized Matco Tools distributor for warranty or return information on purchases made offline.
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