Główne cechy:
Dane techniczne:
| Wysokość | Ø | Ilość | Numer katalogowy VWR | 
| 6 mm | 3 mm | 10 | 442-0259 | 
| 8 mm | 3 mm | 10 | 442-4520 | 
| 10 mm | 6 mm | 10 | 442-0295 | 
| 12 mm | 4,5 mm | 10 | 442-4521 | 
| 15 mm | 4,5 mm | 10 | 442-4522 | 
| 20 mm | 6 mm | 10 | 442-4523 | 
| 25 mm | 6 mm | 10 | 442-4524 | 
| 30 mm | 6 mm | 5 | 442-4525 | 
| 35 mm | 6 mm | 5 | 442-4530 | 
| 40 mm | 8 mm | 5 | 442-4527 | 
| 50 mm | 8 mm | 5 | 442-4528 | 
| 60 mm | 10 mm | 5 | 442-4529 | 
| 70 mm | 10 mm | 5 | 442-0260 | 
| 80 mm | 10 mm | 5 | 442-0261 | 
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