#8 X 19mm (3/4") ..Pan Head steel screw Qty 500
The original/Robertson Square Drive Screw with lube finish,
Variety of sizes and head styles
Windows and Doors
4 gauge to 12 gauge
10mm to 50mm in length
#2 is the driver bit size for #8 and #10 gauge screws.
This is a RED colour coded bit or hand driver.