Brand: FATH Item: Grounding terminal Series: 15 Series and 40 Series For Use With: All 1.5in, 3in, 40mm and 80mm profile T-slotted rails Material: Steel/brass Manufacturer Part Number: 093091 Slot Size: 8 FATH grounding terminal, steel/brass, slot size 8. For use with all 1.5in, 3in, 40mm and 80mm profile T-slotted rails. Manufacturer part number: 093091.