Eight Pack M8 X 20mm Star Shape Head Knurled Thumbscrews With Black Steel Threaded Hand Bolt Knobs For Clamping In Machinery Enclosures DIY Projects And Grip Friendly Quick Adjustments

Eight-Pack M8x20mm Star Head Knurled Thumb Screws for Fast
✔️ M8x20 thread, 39mm knurled head, 39mm total height, 8 pcs

These knurled thumb screws are M8 threaded fasteners with star-shaped heads designed for easy hand tightening without tools. They’re perfect for clamping panels, enclosures, and equipment in DIY projects, machinery, and lab setups, enabling quick adjustments and secure holds.

✅ Thread Size: M8
✅ Thread Length: 20mm
✅ Knurled Head Diameter: 39mm
✅ Total Height: 39mm
✅ Material: Plastic and carbon steel
✅ Pack Contains: 8 pieces

💡 What is a knurled thumb screw used for in quick clamp and adjustment setups?

These handy fasteners are designed for hand-tightening and locking without tools.

• hand-tightened panel clamps for enclosures and furniture
• adjustments in machinery, equipment, and lab gear
• corrosion-resistant plastic and carbon steel construction
• easy removal and reassembly without tools