Hardness Tester (Internal: 120426-0184-0001-4) Mfg Rockwell, Mdl 5JS, w/instruction manual, 1 ea. Used: Working condition not known; No guarantee all parts are there. Purchaser responsible for loading, removal & shipping. Hours to inspect & pick up are 7:30 am-4:00 pm PST. 120426018400014