M4x18mm Knurled Thumb Screws Set Of 20, White Round Head Threaded Knob Grips, Easy Tightening, Solid Metal And Plastic Construction, Great For Hardware, Machinery And Furniture Projects

20-Pack M4x18mm Knurled Thumb Screws for Hardware
✔️ 20 pcs, M4x18mm (0.71 in), head Ø14.5mm (0.57 in), white/black

These knurled thumb screws are hand-tightened fasteners designed for quick, tool-free adjustments. They’re ideal for securing panels, fixtures, and components in hardware setups, machinery, and furniture projects. The 20-piece set provides ample replacements for multiple applications.

✅ Pack content: 20 clamping knobs
✅ Thread: M4, length 18mm (0.71")
✅ Head diameter: 14.5mm (0.57"), round knurled head
✅ Material: metal + plastic
✅ Head color: white or black
✅ Easy to install by hand, no tools required

💡 What is a knurled thumb screw used for in quick-adjust hardware setups? These handy fasteners let you tighten panels or fixtures by hand, without tools.
- Handy for tool-free panel mounting and fixture alignment
- Secure grip in wood, metal, and plastic projects
- Works with standard M4 threaded holes for quick changes