rubbing block

rubbing block

In marble polishing, a block of sandstone with which the preliminary operation of smoothing is done by hand.
References in periodicals archive ?
For edges, you need a scribe, snapping pliers, a cutter, saw, side nippers, a rasp or rubbing block and trimmers.
The original rubbing block is glued to a dowel rod cut to fit inside the frame of th eImprimagic.