Mueller-Kueps 727 090 DEF/AdBlue Refractometer, (4 in 1 Tester) Tools air inlet (npt) 1/4

air inlet (npt) 1/4

allowing greater access in tight spaces

REED 92171 RW8C Heel Jaw and Pin for RW8 Pipe Wrench (92171)

Locking Mechanism One Handed

CR-MO alloy steel for long life | Lifetime warranty | 3/4-Inch drive | 24mm hex driver impact socket | The design drives the side of the fastener instead of the cornerNo doubt

Mueller-Kueps 727 090 DEF/AdBlue Refractometer, (4 in 1 Tester) Tools air inlet (npt) 1/4Exceptional 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.