4-40 x 5/16 6-Lobe Flat Taptite Thread Rolling Scrw alternate Fully Thread Black Oxide & Wax 10-14 The hex washer head provides

The hex washer head provides a secure hold and allows for easy tightening with a wrench

The Type AB flat undercut head provides a flush finish when countersunk

The screws have a Phillips drive and a pan head

It features a 1/4-14 thread size and a 3/8-inch length

It helps to prevent the fastener from pulling through the material and damaging it

4-40 x 5/16 6-Lobe Flat Taptite Thread Rolling Scrw alternate Fully Thread Black Oxide & Wax 10-14 The hex washer head providesThe 4 40 x 5 16 6 Lobe Flat Taptite Thread Rolling Screw is a versatile and durable fastener designed for use in various applications. It features a 4 40 thread size and a length of 5 16 inches. The 6 lobe flat drive provides a secure grip, allowing for easy installation and removal. The thread rolling design forms threads in the material as the screw is driven, eliminating the need for pre tapping. The black oxide and wax coating enhances corrosion