Features: 1. Corrosion-resistant carbon steel frame with comfort grip handles 2. Tool includes spark plug wire crimping and stripping function 3. Ratcheting mechanism releases after full compression and ensures a perfect crimp every time 4. Maximum spark plug wire diameter: 8.5mm Package includes: 1 x LY-2048 spark plug wire crimper Specifications: AWG: 26-10 AWG Crimp area: 2.5-6mm² Model: LY-2546B MC4 solar crimping tool Application: For uninsulated, open connectors Hardened and durable steel construction for long-lasting performance Easy to operate; simply insert the connector and press High force transmission through lever mechanism reduces user fatigue Precision crimping dies and full locking mechanism ensure consistent, high-quality crimps Portable design with ergonomic handle for comfortable grip and efficient operation Lightweight, logical structure, and human-centered design ensure reliable and accurate crimping results