1/4-15 x 2 Unslotted Indented Hex Washer High Low Screw Fully Threaded Zinc FW it features a 1 1/4

it features a 1 1/4 inch across flats design for easy tightening with a wrench

The 6-lobe flat head design provides a secure hold

which means that the threads are cut into the screw after it is formed

The indented hex washer head provides additional surface area for tightening and prevents the screw from slipping

The 6-32 x 1/2 Slotted Oval Machine Screw Fully Threaded Black Oxide is a small

1/4-15 x 2 Unslotted Indented Hex Washer High Low Screw Fully Threaded Zinc FW it features a 1 1/41 4 15 x 2 Unslotted Indented Hex Washer High Low Screw Fully Threaded Zinc This screw is made of steel and has a zinc finish. It has a 1 4 15 thread size and is 2 inches long. The head is a hex washer head with an indented hex drive. The screw is fully threaded and has a high low thread pattern. This screw is commonly used in automotive applications.