Crimping die Application: fibre optic connectors, e.g. Huber/Suhner sleeves: 4.5, 5.2, 6.0 mm. - Application: fibre optic conncetors. e.g. Huber/Suhner- Number of crimp profiles: 3- Capacity SW mm: 3.8 / 4.3 / 4.95mm