SK355 Series Kelly bar
355-3 Series Kelly bar
| Kelly bar type | A （mm) |
B （mm) |
D （mm) |
C （mm) |
C1 （mm) |
Theoretical weight | Rated torque | Rated pressure |
| (kg) | (kNm) | (kN) | ||||||
| JS355-3×10 | 11250 | 11420 | 10050 | 28740 | 28340 | 4250 | 200 | 140 |
| JS355-3×12 | 13250 | 13420 | 12050 | 34740 | 34340 | 5000 | 200 | 140 |
| MZ355-3×10 | 11250 | 11420 | 10050 | 28840 | / | 4100 | 200 | / |
| MZ355-3×12 | 13250 | 13420 | 12050 | 34840 | / | 4850 | 200 | / |
355-4 Series Kelly bar
| Kelly bar type | A （mm) |
B （mm) |
D （mm) |
C （mm) |
C1 （mm) |
Theoretical weight | Rated torque | Rated pressure |
| (kg) | (kNm) | (kN) | ||||||
| JS355-4×11 | 12240 | 12410 | 11050 | 42070 | 41570 | 5200 | 160 | 110 |
| JS355-4×12 | 13240 | 13410 | 12050 | 46070 | 45570 | 5600 | 160 | 110 |
| MZ355-4×11 | 12240 | 12410 | 11050 | 42270 | / | 5050 | 160 | / |
| MZ355-4×12 | 13240 | 13410 | 12050 | 46270 | / | 5450 | 160 | / |
355-5 Series Kelly bar
| Kelly bar type | A （mm) |
B （mm) |
D （mm) |
C （mm) |
C1 （mm) |
Theoretical weight | Rated torque | Rated pressure |
| (kg) | (kNm) | (kN) | ||||||
| MZ355-5×10 | 11240 | 11410 | 10050 | 47540 | / | 4500 | 100 | / |
| MZ355-5×12 | 13240 | 13410 | 12050 | 57540 | / | 5200 | 100 | / |
※Other lengths and other drive stub dimensions on request; Weight tolerance ±5%.
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