4-Back pẹtẹlẹ ara-Centering CHUC
Kukuru iyipo aarin iṣagbesori.
Awọn paramita eto ti awọn chucks wọnyi jẹ kanna bi awọn ti jara k11.
Dara fun sisẹ awọn paati onigun mẹrin ati awọn paati oloju mẹjọ.
| Nkan NỌ. | Awoṣe | D1 | D2 | D3 | H | H1 | h | zd |
| 571211 | K12 125 | 95 | 108 | 30 | 84 | 58 | 4 | 3-M8 |
| 571213 | K12 160 | 130 | 142 | 40 | 95 | 65 | 5 | 3-M8 |
| 571215 | K12 200 | 165 | 180 | 65 | 109 | 75 | 5 | 3-M10 |
| 571217 | K12 250 | 206 | 226 | 80 | 120 | 80 | 5 | 3-M12 |
| 571219 | K12 315 | 260 | 285 | 100 | 147.5 | 90 | 6 | 3-M16 |
| 571225 | K12 380 | 325 | 350 | 135 | 155.5 | 98 | 6 | 3-M16 |
| 571231 | K12 500A | 440 | 465 | 210 | 202 | 115 | 6 | 6-M16 |
