object
Plug and feathers
A named three-piece wedge set (plug between two feathers) for splitting stone along a drilled line. Not a lewis, not a star-drill alone, and not a bare wedge dump.
Also known as Feathers and wedges · Plug and wedges
object
A named three-piece wedge set (plug between two feathers) for splitting stone along a drilled line. Not a lewis, not a star-drill alone, and not a bare wedge dump.
Also known as Feathers and wedges · Plug and wedges