Clamping Knob, Hillman, 1-3/4 in x 1-1/2 with 5/16 in x 18 Male Thread

These knobs are ideal for moderate-to-heavy torque applications. Included parts run 7/8 thru 2-1/2 in Dia and are constructed from quality materials which offer a high resistance to corrosion.

• Contents made of high-strength plastic and steel
• Standard clamping knob sized 1-3/4 in Dia x 1-1/2 in long stud which features a 5/16-18 fine screw thread