RS PRO Black Knurled Clamping Knob, M4, Threaded Hole

With such a low-profiled shank, these knobs sit almost flush against their application, preventing any accidental knocks and preserving space. The high-impact-resistant thermoplastic of which these knobs are made additionally reduces any wear & damage these knobs may experience, and the brass female inserts are resistant to corrosion, protecting the thread.

Female thumbscrew knobs: M4 (RS 6319085), M5 (RS 6319108), M6 (RS 6319091).

• Thermoplastic body and brass female insert


• High tensile strength yet light in weight


• Low shank height for space-restricted applications

The knurled sides provide additional grip for the user, while the low shank height allows these knobs to be used in space-restricted areas. Possible applications include:

• Industrial machinery


• Electronics enclosures


• Lighting equipment


• Audio equipment


• Office and domestic furniture