Tyco Electronics hand crimp tool includes vario crimp head and locator.  This tool is used for wire sizes 4.0 and 6.0 mm2.

The Helios H4 crimp tool is used to crimp H4 connectors.  Accepts connector / wire sizes 14, 12, & 10 AWG.

These crimping pliers may be used to crimp MC4 (SolarLine 2) male and female cable couplers to 10 or 12 AWG solar cable.

This tool is required to unlock and remove installed PV-SSH4 safety lock clips.  It can also be useful in disconnecting MC4 connections in general.

These stripping pliers from Multi-Contact are equipped with a length stop for precise wire strip measurement and are specifically adapted for the FLEX-SOL-XL PV cable for stripping small quantities of cable on the job site.