Brand: FATH Item: Screw Series: 10 Series, 15 Series, 30 Series, 40 Series and 45 Series For Use With: All T-slotted rails Material: Zinc plated steel Color: Silver Quantity per Pack: 10 Manufacturer Part Number: 4DIN912M0512M Head Type: Socket head cap Thread Size: M5-0.8 x 12mm Slot Size: 6/8/10 FATH socket head cap screw, silver, M5-0.8 x 12mm, zinc plated steel, slot size 6/8/10. Package of 10. For use with all T-slotted rails. Manufacturer part number: 4DIN912M0512M.