The AVK23SS6 is a stainless steel machine screw puller thumb screw from the Joslyn Clark line of industrial controls and automation products. It is made from 304 stainless steel for superior corrosion resistance and has a 6-32 thread size. The head features a knurled edge for a secure grip and a slotted drive for use with a screwdriver. This thumb screw is commonly used for holding sheets of metal, plastic, and other materials together.