6-13 x 1 1/2 Phillips Flat Head no Nibs Deep Thread Wood Screw 2/3 Threaded Zinc WMBZ They have a type B

They have a type B flat undercut head and a Phillips drive

With its superior strength

while the zinc coating offers corrosion resistance for durability in various environments

4-24 x 3/8 Slotted Indented Hex Washer Self Tapping Screw Type B Fully Threaded Zinc is a type of screw that is designed to be used in metal applications

Its truss head provides a low profile and increased strength

6-13 x 1 1/2 Phillips Flat Head no Nibs Deep Thread Wood Screw 2/3 Threaded Zinc WMBZ They have a type BThese 6 13 x 1 1 2 Phillips flat head wood screws are designed for use in woodworking projects. They have a deep thread for increased holding power and are made of zinc plated steel for corrosion resistance. The flat head design sits flush with the surface of the wood, making them ideal for use in applications where a low profile is desired. These screws are 2 3 threaded, meaning that the threads extend for two thirds of the length of the screw. This