Ontario Antique Tools » The Tool Shoppe » Sharpening Stones » OLD PIKE WASHITA NATURAL OILSTONE LAPPED FLAT OLD PIKE WASHITA NATURAL OILSTONE LAPPED FLAT SOLD Older Washita oilstone likely by Pike or Norton. Cased in a nice craftsman made Walnut box. Stone has been lapped flat on all surfaces. Has been used with oil in the past. Stone measures 8" x 2" x 1", case almost 3"x10"x 2.25". Updating...