Carbon Steel Head Rivet Nut Tool Kit Drill Mandrel Head Nuts Assortment Set

About this item

• Heavy Duty Steel Build: Crafted from hardened GCR15 bearing steel paired with 12.9-grade high strength alloy mandrel, dual bearing washer structure lowers friction to prolong service life, resists high torque stripping and torsion damage for long-term frequent industrial and DIY heavy load use
• Dual Operation Modes: Supports two flexible working ways: manual operation via wrench matching hand riveter, or assembly with electric drill/pneumatic riveting machines for efficient batch fastening, lightweight ergonomic structure relieves hand fatigue and suits narrow overhead working spaces
• Full M3-M12 Metric Sizes: Comes with complete M3-M12 standardized metric nosepieces and mandrels, quick interchangeable design adapts to different blind rivet nuts instantly, precise thread avoids jamming and cross threading to guarantee smooth stable fastening during continuous operation
• Universal Wide Compatibility: Fits thin metal sheets, aluminum tubes and plastic materials for firm locked installation, compatible with manual hand rivet guns, drill adapters and pneumatic riveting equipment to eliminate the need for multiple separate riveting tools for different fastening tasks
• Multi-Scenario Industrial Use: Suitable for automotive modification, industrial metal fabrication, furniture assembly, construction, agricultural equipment and electromechanical installation, simple twist-on installation requires no complicated calibration, perfect for professional workshops and daily DIY repair projects