Black knurled clamping knob for M3 threaded holes in machinery and equipment assembly.

Black knurled clamping knob with M5 thread for securing and adjusting mechanical equipment.

Black metal clamping knob with knurled grip for M4 threaded equipment and machinery assembly.

Black two-arm clamping knob for manual tightening and equipment adjustment.

Black plastic ball knob for clamping and manual adjustment in machinery and equipment.

Black plastic ball knob for clamping and manual adjustment in industrial equipment.

Black metal clamping knob with knurled grip for secure M8 fastening in machinery.

Black plastic ball knob for clamping and adjustment on industrial machinery and equipment.

Black M8 clamping knob with multiple lobes for securing machine parts and equipment.

Black plastic ball knob for clamping and fastening M5 holes in machinery.

Black metal clamping knob with knurled grip for secure manual fastening and adjustment.