Offered are 4 Dovetail Slot Spacer Bars / parts that came with a New Hermes Engraving Machine we sold on Ebay. These are the spacer / adjustment bars that fit into the dovetail slots on various Hermes machines, One is approx. 7 5/8" long by just over 3/8" wide, next one is 7 1/8" long by 1/4" wide, next one is 6" long by 1/4" wide, the short one is 2 7/8" long by 1/4" wide, hopefully someone can put them to good use!...........................