6-32 x 3/8 Slot Indent Hex Washer Serrated Thread Cut Screw Type F Full Thread Zinc BTP188 and a threaded shank that

and a threaded shank that passes through the material and is secured with a nut

They are designed with a bugle head that helps to countersink the screw into the drywall

12-24 x 3/8 Phillips Pan Thread Cutting Screw Type 23 Fully Threaded Zinc

The 1/4-20 x 3/4 6-Lobe Flat Machine Screw Fully Threaded Black Oxide is a versatile and durable fastener designed for a wide range of applications

The nut has a K lock design

6-32 x 3/8 Slot Indent Hex Washer Serrated Thread Cut Screw Type F Full Thread Zinc BTP188 and a threaded shank that6 32 x 3 8" Slotted Indent Hex Washer Serrated Thread Cut Screw, Type F, Full Thread, Zinc Plated: Thread Size: #6 32 Length: 3 8" Drive Type: Slotted Indent Hex Washer Thread Type: Serrated Cut Point Type: Type F Thread Length: Full Thread Material: Steel Finish: Zinc Plated This screw is commonly used in a variety of applications, including fastening metal to metal, wood to metal, and plastic to metal. The serrated thread provides a strong hold and