MICARTA Nut Blank 1/4"Size : L 55.56 mm x H 11.11 mm x W 6.35 mm ( 2-3/16" x 7/16" x 1/4" ) Softer than bone, and files easily. Micarta is an excellent synthetic bone substitute.Specified by Martin for nuts and saddles since the 1960s. Ivory in color and a bit softer than bone, it files and sands easily and gives a uniform tone.
