Uxcell M4x18mm Knurled Thumb Screws Clamping Screws Knobs Grip Bolts Fasteners for Furniture Hardware Black 20 Pack

These knurled thumb screws are good replacements for fastening objects or holding objects. These knurled thumb screws can be used for a wide range of purposes and applications, such as hardware and machinery furniture assembling, lighting, rack bracket, automotive repairs, mechanical equipment, instruments, apparatus, electronics repairs, buildings bridges, and so on.

Advantage:
These thumb screw knobs feature a smooth surface finish with a male thread, ensuring a tight and secure connection. The knurled head design can help you grip the screws easier, so you can tighten or loosen it with the bare hand, no tools required.

Instruction:
Designed with a screw-on knob style, these screws are easy to install. Grip the knurled head and rotate the screws.

NOTE: Please verify the thread dimensions before making a purchase, make sure it can fit your projects.