Protrusions on a pad lock engage voids in a fibrous pad, preventing component disintegration during vigorous polishing operations.
A resilient holding member grips a mandrel via perpendicular elastic force, preventing dropout during unrestricted tool movement.
A clamping device uses a rotatable securing element to convert manual torque into axial force for disk tools.
Integral threaded ring nut on grinding wheel simplifies assembly and prevents accidental detachment during operation.
Conical holes and driver recesses allow quick reversal of the disc, reducing assembly time and vibration.
A polishing table fills open pores in a porous layer with resin to prevent coating peeling during pad replacement.