JOURNEYMAN TM Klein’s Journeyman™ Pump Pliers…Get a Hold on Comfort and Durability Introducing Klein’s new Journeyman pump pliers, designed with a difference you can see and feel every time you use the tool. Six machined tongue and grooves provide smooth jaw adjustments up to a maximum of 1-3/4" (44 mm), robust teeth for sure-gripping action, induction hardened jaws for long life and a tension-loaded joint that reduces handle wobble.