1/8", 3/16", 1/4", 5/16", 3/8"; 7/16", 1/2", 5/8", 3/4", 7/8", 1", 1-1/16" & 1-1/8. Fits South Bend Heavy 10 (10L) lathes with. Will require installer to register the backing plate true to the spindle - paper instructions included or see video here. Registration of lathe backing plate (youtube.
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