Technopolymer plastic (Polyamide PA), black matte finish
Spindle: Steel, zinc plated
design plastic revolving handles.
EN 595 revolving knobs are used, for example, in connection with small handwheels or crank handles with low adjustment torque. The finger moldings used in Type B provide additional safety against slippage and make operation easier.
Maximum heat resistance of plastic knob: 80° C (176° F).