4 Pcs 304 Stainless Steel Hex Coupling Nut, M12-1.75 x 45mm/1.77in Full-Thread Fastener for Machinery Construction Marine Industrial & DIY Home Projects

4 Pcs 304 Stainless Steel Hex Coupling Nut, M12-1.75 x 45mm/1.77in Full-Thread Fastener for Machinery Construction Marine Industrial & DIY Home Projects

• Multi-size Compatibility: These Hex Coupling Nuts cover the entire metric range from M3 to M24, matching corresponding pitch, hexagonal width, and imperial equivalent dimensions (some sizes are functionally equivalent), adapting to various assembly needs.
• 304 Stainless Steel Material: Featuring resistance, rust prevention, high hardness, and low magnetic permeability, these nuts can be used long-term indoors and outdoors in humid environments, suitable for marine equipment installation, agricultural facility construction, and other scenarios.
• Full-Thread Hexagonal Design:The fully internal threaded design enhances connection tightness and load-bearing capacity. The hexagonal shape facilitates clamping and reduces slippage during installation, lowering the risk of thread stripping and nut deformation.
• Convenient Installation and Wide Compatibility: Operable with a wrench of the corresponding size, applying even force for a secure connection. Suitable for 8 major scenarios including industrial pipe connections and DIY projects, catering to both professional operation and manual assembly.
• Easy to store and suitable for bulk purchases: When not in use, storing in a dry and ventilated place can reduce secondary rusting and requires no complicated maintenance; bulk purchases are suitable for the needs of factories, engineering teams, etc., balancing quality control and usage costs.