3M(TM) Scotch-Weld(TM) EPX(TM) Plus II Applicator W 2:1 and 1:1 Plunger Model 9170 This plunger is for the 3M(TM) Scotch-Weld(TM) EPX(TM) Plus II Applicator. The EPX Plus II Applicator is used to dispense 3M(TM) Scotch-Weld(TM) adhesives in duo-pak cartridges. The applicator is a low-cost portable, self contained metering, mixing and dispensing machine that simultaneously meters and mixes two-part adhesives as the material is applied.