Unique Bargains 4pcs Knurled Clamping Knobs M8 x 16mm Metric 304 Stainless Steel Male Thread Thumb Screw on Type 25mm Plastic Round Head Threaded Hand Bolt Stud Knobs Black

Function: These knurled thumb screws provide safe, precise adjusting and tightening control with neat, slip-resistant threads for even force distribution.

Material: The 304 stainless steel threaded stud offers excellent corrosion and oxidation resistance, high strength, and durability with a tightly-in metal insert for easy installation.

Design: Thermoset plastic hand knobs feature a comfortable grip and smooth surface, while the screw-on design allows for quick, tool-free installation.

Application: Widely used in saws, drill presses, lathes, jigs, packaging machinery, and woodworking equipment as a reliable replacement for broken knobs.

Note: Always tighten securely to prevent assembly movement, avoid over-tightening to protect threads, and replace the knob if necessary.