A FOUNDER'S GRADE BLUE JAPAN FINISH CAP AND SCREW for Stanley a No. 78 duplex filletster and rabbet plane by STANLEY. This frequently missing part is in unused condition and could be put directly to use. Stanley began using blue japan finish in the early 1960's and continued until production of Stanley planes was moved to Sheffield, England in 1962. As good as they get. Length = 3.75 Inches (Ref. Id No.: 392574) [Free Shipping]