M3.5X50 Metric Pin Slotted Plain ISO 8752, Thermal Black SSCF They are made of high-quality

They are made of high-quality steel and have a black zinc finish for corrosion resistance

These 4 x 3/4 Round Head Type U Drive Screws are made of zinc-plated steel and have a round head with a Phillips drive

These 8-18 x 1 1/2 Unslotted Indent Hex Washer Self Tapping Screw Type AB Full Thread 18-8 Stainless Steel are designed for use in a variety of applications

It also has a hole in the center

This 5/16-18 x 3 1/2 inch fully threaded carriage bolt is made of steel and has a zinc finish for corrosion resistance

M3.5X50 Metric Pin Slotted Plain ISO 8752, Thermal Black SSCF They are made of high-qualityM3. 5X50 Metric Pin Slotted Plain ISO 8752, Thermal Black is a high quality fastener designed for use in a wide range of applications. It is made from durable steel and has a black oxide finish for corrosion resistance. The pin has a slotted head for easy installation and removal, and it is 50mm long with a diameter of 3. 5mm. It is also RoHS compliant, making it safe for use in a variety of industries.