1/4-14 x 5/8 Slot Indent Hex Washer Serrated Self Tap Screw Type AB Full Thread Zinc 3/8 They are also black oxide

They are also black oxide coated for corrosion resistance

it resists corrosion and provides excellent strength

They have a sharp point for easy penetration and a bugle head that countersinks flush with the surface

With its 1/4-20 thread size and

0 and length of 25mm ensure a secure and precise fit

1/4-14 x 5/8 Slot Indent Hex Washer Serrated Self Tap Screw Type AB Full Thread Zinc 3/8 They are also black oxideThis 1 4 14 x 5 8 Slot Indent Hex Washer Serrated Self Tap Screw Type AB Full Thread Zinc is a versatile and durable fastener designed for a wide range of applications. Its 1 4 14 thread size and 5 8 inch length provide a secure hold in various materials. The hex washer head allows for easy tightening with a wrench or socket, while the serrated self tapping design eliminates the need for pre drilling, saving time and effort. The full thread ensures