18-8 Stainless Steel Socket Head Screw. 1/2" in length. Use for the thick flange Quick Change connectors for the Bird Watt meter. Head diameter of 0.322" with a head height of 0.096". Slotted head. Screw has a Rockwell B100 hardness. You get 8 screws, enough to do 2 connectors.

(Bird and QC are trademarks. This item is not a Bird product)