These test earplugs are modified with a probe tube for use during earplug fit testing with the 3M E-A-Rfit Validation System
3M is Leading the Advancement of Hearing Conservation.
Dynabrade 98263 3/8" NPT Male Plug
Dynabrade 98263 3/8" NPT Male Plug
These test earplugs are modified with a probe tube for use during earplug fit testing with the 3M E-A-Rfit Validation System
3M is Leading the Advancement of Hearing Conservation.
Air Tool Accessories
Dynabrade 94992 1/4″ Male Composite-Style Coupler with 1/4″ Male Plug Assembly
