Type: Standard straight male x male threaded pipe couplings, covering full sizes 1/8", 1/4", 3/8", 1/2", 3/4", 1", 1-1/4", 1-1/2". Precision unified thread design for straight pipeline extension and connection. Material: Made of premium solid 304 stainless steel. Boasts high pressure resistance, excellent rustproof, oxidation and corrosion resistance, ensuring stable and long-lasting performance in various fluid transmission environments. Color & Finish: Smooth polished silver metal finish with burr-free surface. Accurate uniform threads with tight tolerance ensure perfect matching, no jamming, and tight leak-proof sealing after assembly. Installation: Double male thread design for quick and tool-friendly installation. Easily connects two female threaded pipes, realizes fast pipeline extension without complex modification or extra accessories. Application: Ideal for water, gas, oil and fluid pipeline connection. Widely used in household plumbing, industrial equipment, mechanical piping and DIY pipeline renovation projects., Manufacturer: LMLOZZ