#4 X 5/16" Type AB Self Tapping Sheet Metal Screws | Pan Head | Six Lobe Drive | Steel Zinc & Bake (10000/Pkg.) Structural Rivets this annular cutter is perfect

this annular cutter is perfect for heavy-duty drilling applications in both commercial and industrial environments

built-in flange washer

The included free pilot pin ensures quick setup and reliable alignment for repeated use

Applications: Perfect for general metal assemblies

Drive style: Philips Flat Head

#4 X 5/16" Type AB Self Tapping Sheet Metal Screws | Pan Head | Six Lobe Drive | Steel Zinc & Bake (10000/Pkg.) Structural Rivets this annular cutter is perfectBulk pack of 10,000 Type AB self tapping sheet metal screws provides rapid, repeatable fastening for metal assemblies. Pan head, six lobed drive, steel substrate with zinc baked finish delivers reliable seating, corrosion resistance, and consistent torque in thin gauge sheet metal. Specs Dimensions: Diameter #4, Length 5 16 inch Finish: Zinc plated with baked enamel coating Drive Type: Six Lobe Drive Material Grade: Steel Thread Type: Self tapping