5/16 X 1-1/4″ Type AB Self Tapping Sheet Metal Screws Indented Hex Washer Head Unslotted Drive Steel Black Oxide (1000/Pkg.) Professional Grade
Original price was: $516.78.$217.05Current price is: $217.05.
For orders under $150.00, a shipping fee of $12.99 applies.
Type AB Self Tapping Sheet Metal Screws with Indented Hex Washer Head and Unslotted Drive. Steel construction with a Black Oxide finish, sized 5/16 inch diameter by 1-1/4 inch length, packaged as 1000 pieces.
Specs
Dimensions: 5/16 inch diameter x 1-1/4 inch length
Finish: Black Oxide
Drive type: Unslotted
Material: Steel
Thread type: Self tapping
Features
Self tapping thread formation enables installation directly into sheet metal without pre-drilling, creating firm, durable joints.
Indented Hex Washer Head provides a flush seating surface with a broad bearing area to resist pull-through and distribute clamping force.
Unslotted Drive supports hex driver engagement for reliable torque transfer and reduced risk of drive slot damage during installation.
Finish Black Oxide coating delivers uniform appearance and moderate corrosion resistance for interior or protected environments.
Packaging 1000 pieces per package, suitable for bulk assemblies and recurring maintenance tasks.





