Part Number | A Min | A Optimum | A Max | B | C | D | E | Dia. of Serration (D1) | Socket Head Screw DIN 912 | Clamping Force of Jaws kN (lbs) | Tightening Torque Nm (ft/lbs) | Weight in g (lbs) approx. | Hardness of Jaws HRC X | Hardness of Jaws HRC Y | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 39 | 41 | 43 | 29 | 15 | 21 | 2.5 | 7.2 | M8x20 | 22 (4975) | 43 (31.7) | 72 (0.16) | 30-34 | 48-52 | ||
| 62 | 65 | 69 | 41 | 44 | 30 | 4 | 10.7 | M12x30 | 55 (12,364) | 145 (107) | 242 (0.54) | 30-34 | 48-52 |