Vlier NSC354 Swivel Pads; System of Measurement: Inch; Swivel Angle: 7.5 0; Thread Size (Inch): 3/4-10; Tip Material: Alloy Steel; Material: Alloy Steel; Pad Material: Delrin; Pad Diameter: 0.6250; Overall Length (Inch): 1-1/2; Thread Length: 1 in; T