GN913.3 Grub Screw, Steel, Blackened with Plastic or Brass Thurst Pad
Grub screws, GN 913.3, with pads in brass or plastic are used in applications where marks and damage on the workpiece are unacceptable.
The longer types can be used in conjunction with a number of levers or handles.
Screw Steel - Tensile strength class 5.8, blackened
Pads - Brass MS, Plastic (Polyacetal POM) KU