Range of Application: Non-Insulated Terminali , Weight: 572g REX HS-03BC Crimping Tools (Ratchet-type) | Shopee Philippines Klein Tools Heschen Ratchet Crimper Plier, HS-03BC, Non-Insulated Terminals & Receptacle Crimping Tools, Use For 0.5-6 Mm² (20-10 AWG), Yellow Circuit Breaker Perfect for uninsulated motorcycle crimp connectors. Used for wiring my motorcycle build, easy to use and give good result on crimped connectors. Good value but a bit cumbersome. I've tried a couple of open barrel crimps and thought I'd try these as they seemed great value Accurate adjustment before ex-works delivery The HS-03BC model handles 20-10 AWG wires (that's 0.5-6 mm?? for you metric folks) and is specifically designed for non-insulated terminals and receptacles The components of the ratchet crimping tools are made of special steel.