We have offer them in original factory smooth our own roughed up version, where we rough the thumbprint with 80 grit sand paper. It does not add texture like the lined thumbprints, but it makes a more burnished/darker shading.
These feature the upgraded 5/16" oversized shanks.
Brooks Bits, Spurs and Silver is a family owned and operated business. Started in the late 1940's by Roy Brooks Sr. The current business is operated by Roy's grandson Richard and his son, Leighton from their ranch near Cayley, Alberta.