Durable All-Metal Construction Nickel-plated for corrosion resistance and dependable long-term performance. Fixed Built-in Pin Design Allows quicker and simpler connections with improved stability. 360° Radial Compression Delivers superior RF integrity for a secure, interference-free signal. Wide Frequency Range Functions from 0.3 MHz to 3 GHz, supporting a broad array of applications. Reliable & Permanent Connection Preserves conductivity and prevents loose connections over time. Indoor & Outdoor Use Weather-resistant build suitable for a range of settings. Universal Compatibility Works with most standard compression tools and RG59 coaxial cable