Features: Due to the optimal handle grip position and TPR material comfortable non-slip grip, yes the work process is very labor-saving. Works with insulated terminals,open barrel,non-insulated UT&OT terminals,insulated and non-insulated ferrules,heat shrink connectors,Solar connector. The adjustable ratchet enables the crimping tool to apply precise pressure to various terminals and connectors. The quick-release design of the product makes it only takes a moment to replace the dies. Ergonomic handle design allows you to save energy, which makes your operation easier and faster, a great time & labor saver. Suitable for 20-10 AWG non-insulated open barrel terminals.The crimper jaw is marked with numbers for easy identification. Specifications: Material:Alloy Steel 03C 0.5-6.0mm/20-10AWG for Insulated Terminals 04B 0.5-6.0mm /20-10AWG for Open Barrel Terminals 10N 0.5-10mm/20-8AWG for Non-Insulated UT&OT Terminals 10WF 0.5-10mm/20-8AWG for Insulated And Non-Insulated Ferrules 35WF 6-35mm/10-2AWG for Insulated And Non-Insulated Ferrules 125 0.5-6.0mm/22-10AWG for Heat Shrink Connectors 2546B 2.5-6.0mm/14-10AWG for Solar Solar Connectors Package Information: 1 SET Ratcheting Crimping Tool