Nicholson 4″ (100mm) Slim Taper File No. 21889. Black Diamond / Cooper Tools.
Archives
Nicholson 14150 4-1/2 Taper File USA Cooper Tool Saw Sharpening 5 & 5-1/2 point
Nicholson 4 1/2″ (114mm) Taper File No. 14150 For Sharpening Hand Saws with 5 or 5 1/2 PointsOverall Length: 6 3/8″ Including HandleTaper – Triangle Shape Rare Vintage Find – USA MadeNew Old Stock – Inv 14150 90755 JT