270 piece HNBR O-Ring Assortment Kit Engine Electrical Perfectly designed for the toughest

Perfectly designed for the toughest repair applications

Tests spark plugs

Provides added length to the socket for hard to reach fasteners

Requiring common 120 volt input power

High Speed Steel

270 piece HNBR O-Ring Assortment Kit Engine Electrical Perfectly designed for the toughest270 piece HNBR O Ring Assortment Kit Features and Benefits Assortment O Rings come in a convenient resealable plastic case Kit Contains 18 popular O Ring sizes Hydrogenated Nitrile Butadiene Rubber (HNBR), also known as Highly Saturated Nitrile (HSN) is special class of nitrile rubber (NBR) and is for mission critical applications HNBR can be formulated to meet application temperatures ranging between 45 degrees C and 165 degrees C HNBR is classified