Portable Capacitive Stud Welding Machine Stud Welder with Welding Gun for Metal Stud Insulation Pin Welding. Instantaneous Welding Process: Completes welding in milliseconds with minimal heat impact to prevent deformation. No Pre-Drilling Required: Eliminates tapping steps, reducing labor costs and assembly time significantly. Wide Material Compatibility: Supports carbon steel, stainless steel, galvanized steel, and aluminum welding. Intelligent Digital Control: Allows precise adjustment of current and time for stable, low-spatter results. Compact Portable Design: Air-cooled, easy-to-operate unit suitable for various industrial environments. Strong Metallurgical Bond: Delivers high tensile strength and vibration resistance for permanent connections. 1-Year Comprehensive Warranty: Covers mechanical defects for peace of mind and long-term reliability. Low Skill Requirement: User-friendly operation with minimal spatter and smoke for efficient production.