10-12 x 2 Slot Hex Washer Self Piercing 5/16 Across Flats Full Thread Zinc Needle Point 5/16-18-3B including attaching metal roofing and

including attaching metal roofing and siding

8 x 16 DIN 7985 A Metric Phillips Pan Machine Screw Full Thread Zinc is a versatile fastener designed for various applications

The nut is designed to be used with 4-40 machine screws and is commonly used in a variety of applications

The six-lobe drive design allows for easy installation and removal

It is designed to be used with bolts and nuts to prevent loosening due to vibration or movement

10-12 x 2 Slot Hex Washer Self Piercing 5/16 Across Flats Full Thread Zinc Needle Point 5/16-18-3B including attaching metal roofing andThese 10 12 x 2 Slot Hex Washer Self Piercing 5 16 Across Flats Full Thread Zinc Needle Point screws are designed for use in a variety of applications. They are made of durable zinc plated steel and feature a hex washer head with a 5 16" across flats. The self piercing needle point allows for easy installation into sheet metal without the need for pre drilling. These screws are perfect for use in electrical, plumbing, and HVAC applications.