This professional and practical wire crimper tools with self-adjustable crimping pliers feature convenience, efficiency and harmlessness to the cable cores. It is easy to use, just hold the handle and manipulate it once to successfully press tight the wire and terminal blocks. Features: With 5 interchangeable terminals with different crimping ranges. Professional wire crimper tool with self adjustable ratchet mechanism for easy operation. Applicable to most of non-insulated crimp terminals and connectors. Due to great handle grasping position, light and compact structure and handle design ensure perfect crimping effect. Designed according to human factors engineering, it can save 50% energy when crimping. Plastic tool box has surface waterproofing and is more suitable for carrying and long time storage. Specifications: Material: High-carbon steel + alloy Color: Yellow + black Suitable Terminals & Crimping Range of Wire Crimper: JX 1601-01: Color Code Nests + Insulated Terminals 24-14 AWG (0.25-2.5mm) JX 1601-06: Cord End Terminals 24-10 AWG (0.25-6.0mm) JX 1601-08: Non-insulated Open Barrel Connector 26-16 AWG (0.14-1.5mm) JX 1601-10: Non-insulated Open Barrel Connector 28-18 AWG (0.1-1.0mm) JX 1601-2546: MC4 Solar Connector Terminals 14-10 AWG (2.5-6.0mm) Wire Crimper Size: Approx. 190 * 80 * 20mm / 7.48 * 3.15 * 0.79in Wire Crimper Weight: Approx. 348.5g / 12.29oz Package Size: Approx. 23.5 * 18.5 * 4.5cm / 9.25 * 7.28 * 1.77in Package Weight: Approx. 705g / 24.87oz Note: Please notice the anastomosis direction of dies and terminal when operation, otherwise the die will be burst open. Package List: 1 * JX-1601 Wire Crimper 1 * S2 Screwdriver 4 * Spare Dies 4 * Screws 1 * Tool Box