HT-  F connector  After-compressed distance
 508  RG-59 (4C), RG-6(5C)  20.30+0.15mm
 508-193  19.30+0.15mm
 508-197  19.70+0.15mm
 508-207  20.70+0.15mm
 508N  RG-59 (4C), RG-6(5C)
 Non-Ratchet Type
 20.30+0.15mm
 508BNC  RG-59/6 BNC connector  31.50+0.15mm
 (Max. open 41mm)

Note: 

Use HT-332 (2-Blades) or HT-322 (3-Blades) for stripping cable.

Use HT-206 & HT-C206A for cutting cables.