You searched for "thread insert"
Elesa
Elesa 69914-C9 Black Polypropylene Based Technopolymer Knob, M8 x 30, Threaded Stud
Part: 69914-C9
Black plastic clamping knob with stud mount for equipment adjustment and control.
Elesa
Elesa 243336-C1 Black Glass Fibre Reinforced Polyamide Round Knob, M8 x 30, Threaded Stud
Part: EKK.31-p M8x30-C1 Black
Black reinforced plastic round knob with M8 threaded stud for industrial machinery control.
Elesa
Elesa 169562 Natural Stainless Steel Knob, M8 x 30, Threaded Stud
Part: VCM-SST-40-p-M8x30
Stainless steel clamping knob with M8 threaded stud for machinery and equipment control.