3 pc set of 4” Faceplates to fit wood lathes with a 1-1/4” x 8tpi spindle. 42mm spanner wrench included for ease of removal from lathe. 1-1/4” depth is adequate for most lathes – some Laguna and Powermatic lathes have a longer spindle and may require a spacer behind the faceplate. 2 locking set screws to lock to your lathe for reverse turning. 12 mounting holes in 2 concentric circles for multiple fastening options.