Classic, easy-to-grip cast iron clamping knob. Four-prong design provides a firm grip for applications requiring quick tightening and high torque. Made in USA.
| Item | Material | Heat Treat | Finish | DFARS | RoHS |
| Hand Knobs (Cast Iron) | Zinc Plated Clear Chromate | - | - | Yes | Yes |

| D Diameter (mm) | A Diameter (mm) | B (mm) | C (mm) | H (mm) | E Thread | Thread Pitch (mm) | E Thread Depth ยฑ1.6 (mm) |
| 29mm | 14mm | 8mm | 8mm | 19mm | M6 | 1mm | 13mm |