uxcell 20pcs M4 x 6mm Metric Male Thread Knurled Knobs Thumb Screw Clamping Knobs Grip Plastic Handle Hand Knobs with Threaded Stud Black

Knurled Knob Size Thread Size M4 07mm Pitch Thread Length 6mm 024 Round Head Diameter 13mm 051 Total Length 12mm 047 Color Black Hand Knob with Stud Zinc plated carbon steel threaded studs on knurled knobs ensure durability strength functionality and wear resistance The tightlyin metal threaded stud can securely join components together easy to install suitable for various applications Features The knurled texture on the surface provides better grip making it easier to tighten or loosen the knob The threads are neat and clear the force is even and deep not easy to slip and there are no burrs Applications Knurled knobs are commonly used in applications that require frequent adjustments or tightening Widely used in lathes drill presses sawing machines packaging and woodworking machinery printing instrument and industrial equipment and fixtures Tips Always tighten the knurled knob securely to prevent any movement of the fixed assembly Do not overtighten the knob as this may damage or strip the threads in the mating assembly Replace the knob if necessary.