Aiwaiufu 30 Packs 1/4" x 1" Thumb Screw, Threaded Hand Knob Bolts, Carbon Steel Knobs Clamping Screws, Grip Knob Screw

Thumb screws can be tightened or loosened by hand without other tools when installing
The flat design of the screw head allows for easy gripping and rotation
The depth of the thread is complete and clear, and the force distribution is uniform
Turn the screw by hand to adjust the tightening force as needed, avoiding damage to the threads or connector from excessive tightening
Widely used in printing, fix panels, Assemble furniture, instrumentation, lathes, sawing machines, grinding machines, woodworking machinery, 3D printer beds, , decorative products, etc

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