Mueller-Kueps 727 090 DEF/AdBlue Refractometer, (4 in 1 Tester) Tools 2Forged of 5/8-Inch hex high

2Forged of 5/8-Inch hex high carbon steel | Handle fits large hand | Hook has rotated handle and rocker head to more easily enter notch in stubborn covers | Points are 1/2-Inch wide for cover openings

764 used on item part No

Carbide router bit with 4 flute design cuts smooth

allowing greater access in tight spaces

Mueller-Kueps 727 090 DEF/AdBlue Refractometer, (4 in 1 Tester) Tools 2Forged of 5/8-Inch hex highExceptional value, quality, and versatilityOne tool tests it ALL! Test for proper concentration levels of Diesel Exhaust Fluid (DEF), commonly referred to as AdBlue in Europe. This unit will also test radiator coolant, windshield washer fluid, and battery acid.