4-40 x 1/4 Phil Pan Taptite Alternative Thread Rolling Screw Full Thread Black Zinc & Wax XSTI The bolt has a 3/8-16

The bolt has a 3/8-16 thread size and a length of 1 1/4 inches

It is 5/16 inches in length and has a diameter of 10-32

which means they can create their own threads as they are driven in

Secure heavy materials with ease using our 1/4 x 3 1/2 Hex Lag Screw Zinc Gimlet Point

4-40 x 1/4 Phil Pan Taptite Alternative Thread Rolling Screw Full Thread Black Zinc & Wax XSTI The bolt has a 3/8-164 40 x 1 4 Phil Pan Taptite Alternative Thread Rolling Screw Full Thread Black Zinc & Wax These screws are designed to tap their own threads as they are driven into a hole, eliminating the need for pre tapping. They have a 4 40 thread size, a 1 4 inch length, and a full thread design. The screws are made of steel and have a black zinc and wax finish for corrosion resistance. They are ideal for use in a variety of applications, including automotive,