150-Piece Socket Set Screw Assortment X63997

Use this hex drive socket set screw assortment in confined areas where there窶冱 no room for a protruding head. The headless (blind) assortment features a wide variety of coarse and fine sizes, all with machined helical threads and a black oxide finish. The 150-piece collection comes in a divided storage case with a chart for easy identification.

• Female hex drive
• Black oxide finish
• Machined helical threads
• Nine coarse sizes, three fine sizes