Sper Scientific 300014 Battery Coolant Refractometer auspowers_batchtwo 3PCS stainless steel clamps

3PCS stainless steel clamps

Thickness: 5/32

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These round metal mounting plates have 3M adhesive on their back which can be worked with all magnetic car mounts to hold any size of smartphones firmly even in bumpy roads

Sper Scientific 300014 Battery Coolant Refractometer auspowers_batchtwo 3PCS stainless steel clampsSper Scientific 300014 Battery Coolant Refractometer Battery Coolant Refractometer m measures the freezing point of automotive coolants in their current concentration as well as battery charge. Both ethylene glycol and propylene glycol antifreezes can be measured, on separate scales. Battery charge is measured on a third scale using just a few drops of battery electrolyte solution (battery acid). The specific gravity of the battery acid is displayed