1/4-14 x 1 1/2 Unslotted Indented Hex Washer Full Thread Self Drilling Screw Black Oxide NKC They are designed for heavy-duty

They are designed for heavy-duty structural applications and meet ASTM A325 specifications

The 10-32 x 7/8 Slotted Pan Machine Screw Fully Threaded Zinc is a type of screw that is used to fasten two pieces of material together

making it suitable for use in electrical and outdoor environments

while the flat nibs allow for countersinking without the need for pre-drilling

The unslotted design eliminates the need for a screwdriver

1/4-14 x 1 1/2 Unslotted Indented Hex Washer Full Thread Self Drilling Screw Black Oxide NKC They are designed for heavy-dutyThe 1 4 14 x 1 1 2 Unslotted Indented Hex Washer Full Thread Self Drilling Screw Black Oxide is a versatile and durable fastener designed for a wide range of applications. Its self drilling tip eliminates the need for pre drilling, making installation quick and easy. The indented hex washer head provides a secure hold and prevents the screw from slipping. The full thread design ensures maximum holding power, while the black oxide finish provides