2-56 x 5/16 Slotted Flat Undercut Machine Screw Fully Threaded 18-8 Stainless Steel D127B188 It features a hexagonal shape

It features a hexagonal shape with a 2 1/4-4

The high pilot height ensures precise alignment during welding

it features a 1/4-20 internal thread size and a 5/16" diameter base

1/2-13 x 1 1/2 Carriage Bolt Fully Threaded Zinc is a high-quality fastener designed for a variety of applications

2-56 x 5/16 Slotted Flat Undercut Machine Screw Fully Threaded 18-8 Stainless Steel D127B188 It features a hexagonal shapeThis 2 56 x 5 16 slotted flat undercut machine screw is fully threaded and made of 18 8 stainless steel. It has a slotted drive and a flat undercut head. The screw is 5 16 inches long and has a diameter of 2 56. It is designed for use in a variety of applications, including electronics, appliances, and machinery. The 18 8 stainless steel construction provides excellent corrosion resistance, making it ideal for use in harsh environments.