1/4-14 x 3 1/2 Phillips Modified Truss head Self Drilling Screw Full Thread Zinc KPF410 They feature a small pattern

They feature a small pattern hex shape

The washer is made of 18-8 stainless steel

this bolt is ideal for heavy-duty projects requiring strength and reliability

* Size: 5/16-18 x 2 1/2

while the 8-inch length provides ample reach for various applications

1/4-14 x 3 1/2 Phillips Modified Truss head Self Drilling Screw Full Thread Zinc KPF410 They feature a small pattern1 4 14 x 3 1 2 Phillips Modified Truss head Self Drilling Screw Full Thread Zinc is a high performance screw designed for use in metal applications. It features a modified truss head that provides a low profile and increased strength, and a Phillips drive for easy installation. The self drilling tip eliminates the need for pre drilling, saving time and effort. The full thread design provides maximum holding power, and the zinc coating offers corrosion