These Contact Bolts have a radial groove for a coupling pin. This allows flexible attachment of tooling, and allows pulling as well as pushing. For use primarily on Block Cylinders. Furnished with coupling pin.
| Material | Heat Treat | Finish |
| 1144 Steel or Equivalent | Heat Treated Rc 50-60 | Black Oxide |

| A | B (mm) | C (mm) | D Diameter (mm) | E Diameter (mm) | F (mm) | G (mm) | H (mm) | R (mm) | S (mm) | T (mm) |
| M16 | 20mm | 40mm | 25mm | 14mm | 14mm | 7mm | 6mm | 400mm | 22mm | 1.5mm |