Merritt B Probe Merritt B Probe PMB Single-ended probe. Ergonomic handle. Merritt B. SKU Handle PMB #30 Round PMB6 #6 Satin Steel™ Where to Buy x Category Dealer PartnersSales RepresentativeStrategic MarketsSchools RepresentativeAccutron™ Equipment Sales Zip Code Find RepresentativeReset Select a category, input a zip code and click on Find Representative, or explore the complete list here.