ACT-LY-20DTM [DTM Stamped Contact Crimp Tool]: Ideal for crimping Deutsch 20# open barrel pins and terminals, fitting 16-20 AWG wires (0.5mm²-1.5mm²). High-Quality Material Crafted from high-hardness carbon steel and finished with black oxide, this tool boasts exceptional durability and corrosion resistance. The specialized manufacturing process and heat treatment (HRC45) ensure a perfect balance of hardness and toughness. Premium Quality Crimp Die The JRready die, made from AISI-4140 ultra-high-strength steel, undergoes post-heat treatment to achieve an impressive HRC45, providing unmatched strength and precision. Precise Ratcheting Mechanism with Auto Release The full-circulation ratchet mechanism guarantees consistent crimping every time. It automatically releases after completing a perfect crimp, while the auto-release lever allows for easy handle opening during adjustments, preventing connector damage. Ergonomic Design This 9-inch insulated wire crimping tool features a lever principle design for effortless operation. The comfortable, cushioned, and non-slip handles offer an ergonomic grip, enabling all-day crimping without causing hand fatigue.