4-40 x 1/8 Slotted Binding Undercut Machine Screw Fully Threaded Zinc 5/16-18-1 The bolt has a hex

The bolt has a hex head for easy driving and a flange head for added strength

The six-lobe drive system provides superior grip and prevents cam-out

and the zinc coating helps to protect the screw from corrosion

These screws are ideal for use in outdoor applications such as decks

making it suitable for use in heavy machinery

4-40 x 1/8 Slotted Binding Undercut Machine Screw Fully Threaded Zinc 5/16-18-1 The bolt has a hexThe 4 40 x 1 8 Slotted Binding Undercut Machine Screw Fully Threaded Zinc is a small, versatile screw that is commonly used in a variety of applications. It is made of zinc plated steel, which gives it good corrosion resistance. The screw has a slotted head, which allows it to be easily driven with a screwdriver. The undercut design of the screw helps to prevent it from stripping out of the material it is being driven into. This screw is fully