10-16 x 1/2 Slotted Indented Hex Washer Self Tapping Screw Type B Fully Threaded Black Oxide BPUYO while the medium size provides

while the medium size provides a secure hold for a wide range of bolt and nut sizes

and the Phillips drive recess allows for easy installation and removal

The un-slotted indented hex washer head provides a secure grip and prevents slippage during installation

The wing-shaped design allows for easy hand-tightening or loosening

10-16 x 1/2 Slotted Indented Hex Washer Self Tapping Screw Type B Fully Threaded Black Oxide BPUYO while the medium size providesThese 10 16 x 1 2 Slotted Indented Hex Washer Self Tapping Screw Type B Fully Threaded Black Oxide screws are designed for use in a variety of applications. They are made of steel and have a black oxide finish for corrosion resistance. The screws have a slotted indented hex washer head and are fully threaded. They are self tapping, which means they can create their own threads in the material they are being driven into. These screws are ideal for use