This is a Speciality Polishing Stone · Treated Aluminium Oxide · Medium-Hard Structure with Moderate Breakdown
Filled with lubricant during the manufacturing process, the AO finishing stone does not require lengthy pre-lubrication. It offers excellent breakdown characteristics and yet retains its shape well, especially when polishing mould cavity details. It can be used either by hand or with reciprocating profilers. Must be used with a lubricant to prevent stone loading.
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