304 Stainless Steel Knurled Cylinder Nut, Extended Hand Tight Coupling Nut, Female Thread Connecting Sleeve
✅ Anti-slip Knurled Surface
Diamond knurling design increases friction, easy hand tightening without tools, prevents slipping during manual adjustment.
✅ Premium 304 Stainless Steel Material
Excellent rust & corrosion resistance, suitable for outdoor, humid, machinery, equipment and electronic assembly.
✅ Precision Internal Thread
Uniform thread, smooth screwing, stable locking, not easy to slide thread, reliable connection.
✅ Extended Cylindrical Structure
Longer length offers larger connection stroke, works as connecting sleeve, spacer and adjusting nut.
✅ Multiple Standard Sizes In Stock
Available M3/M4/M5/M6/M8/M10/M12. Custom diameter, length & thread specifications are acceptable.
✅ Wide Application
Widely used for machinery equipment, fixture, 3C electronics, mold, instrument, test jig and hardware assembly.
✅ Factory Direct Supply
Strict dimension tolerance control, stable quality, support small wholesale & OEM customization.
- Quality assured: strict inspection, stable export
- Non-standard custom: made to drawings, flexible
- Fast delivery: in stock, reliable lead time
- Professional service: 20+ years, full support












