4-Pack 304 Stainless Steel 1/2-28 Female to 3/4-16 Male Thread Adapter, Heavy-Duty Thread Reducer Converter with Rubber Washers & O-Rings, Precision CNC Thread Adapters

4-Pack 304 Stainless Steel 1/2-28 to 3/4-16 Thread Adapter This 4-piece adapter set is crafted from premium 304 stainless steel, offering outstanding strength, heat resistance, and corrosion protection. A significant upgrade from common aluminum adapters, these are built for long-term performance in mechanical and industrial environments. Precise Thread Conversion Each adapter converts a 1/2-28 female connection to a 3/4-16 male thread. All threads are CNC-machined for perfect alignment, smooth installation, and stable engagement. Enhanced Sealing AccessoriesRubber washer for the 3/4-16 male sideO-ring for the 1/2-28 female side Every adapter in the pack includes its own washer and O-ring, providing improved sealing, vibration reduction, and protection against metal-to-metal wear. Durable & Reliable Construction Made from stainless steel, these adapters offer superior longevity, high-temperature stability, and excellent resistance to thread damage—ideal for repeated installations and demanding usage. Versatile Applications Perfect for equipment setup, workshop projects, hobby customization, metalworking tasks, laboratory rigs, and general mechanical thread conversion needs. Package Includes:4 × 304 Stainless Steel Thread Adapters (1/2-28 Female → 3/4-16 Male)4 × Rubber Washers4 × O-Rings

• 【4-Pack Value Set】 Comes with 4 pieces of 304 stainless steel thread adapters, each including a rubber washer and an O-ring. Perfect for users needing multiple setups or spare parts.
• 【Premium 304 Stainless Steel】 Manufactured from high-strength 304 stainless steel for superior durability, wear resistance, and corrosion protection—much stronger and longer-lasting than aluminum alternatives.
• 【1/2-28 Female to 3/4-16 Male】 Precision CNC-machined to ensure accurate threading and smooth engagement. Converts 1/2-28 female threads to 3/4-16 male threads for various industrial and mechanical applications.
• 【Includes Rubber Washers & O-Rings】 Each adapter comes with 1 rubber washer (for the 3/4-16 male end) and 1 O-ring (for the 1/2-28 female end) to enhance sealing, reduce vibration, and prevent metal friction.
• 【Wide Mechanical Application】 Ideal for custom projects, equipment maintenance, shop work, hobby builds, laboratory fixtures, and general-purpose thread conversions requiring strong and reliable stainless steel fittings.