1/4-20 x 3/8 Slotted Oval Undercut Machine Screw Fully Threaded 18-8 Stainless Steel 12/24-3/8 They have a flat undercut

They have a flat undercut head with a 100º angle and a Phillips drive

The 5/8-11 x 2 1/2 Carriage Bolt Grade 8 Fully Threaded Yellow Zinc is a high-strength fastener designed for use in a variety of applications

This 3/8-16 x 5 hex tap bolt is fully threaded and made of 18-8 stainless steel

This 1/2-20 x 6 Hex Cap Screw is made of steel and has a Grade 8 rating

5/16 Medium Split Lock Washer Black Zinc and Bake

1/4-20 x 3/8 Slotted Oval Undercut Machine Screw Fully Threaded 18-8 Stainless Steel 12/24-3/8 They have a flat undercutThis 1 4 20 x 3 8 Slotted Oval Undercut Machine Screw is made of 18 8 stainless steel, which provides excellent corrosion resistance. It is a fully threaded screw, meaning that the threads extend the entire length of the screw. The slotted drive allows for easy installation and removal with a flathead screwdriver. The oval undercut head provides a flush, finished appearance when countersunk into the material. This screw is commonly used in a variety