Swapper3D™ Instructions Assemble Tool Holder Wheel Press the plungers into the ‘Tool Holder - Bottom’ Instructions:use a pair of tweezers to place the plunger, ball side up, into each pocketuse a 4mm socket to press each plunger fully into each pocket Attach the ‘Tool Holder - Top’ to the ‘Tool Holder - Bottom’ Instructions:PlaceInstructionsHere Check that insert stay into each of the receptacles Instructions:push an insert into each receptacle and ensure they stay in on their own.