. Teacher's handbook of Slöjd . .squares, and one ought to be included in every good collectionof tools. To test a square. The blade is laid on the plane surfaceof a block of prepared wood, with the stock against aperfectly straight edge. Lines, drawn against each side ofthe blade, are then made on the wood. The square is next Steelsquares. 7G HANDBOOK OF SLOJD. To test aplane sur-face. reversed, the stock is placed as before, and the edges of theblade are placed close to the lines previously made. Linesare then drawn once more along the edges of the blade. Ifthese lines coinci
. Teacher's handbook of Slöjd . .squares, and one ought to be included in every good collectionof tools. To test a square. The blade is laid on the plane surfaceof a block of prepared wood, with the stock against aperfectly straight edge. Lines, drawn against each side ofthe blade, are then made on the wood. The square is next Steelsquares. 7G HANDBOOK OF SLOJD. To test aplane sur-face. reversed, the stock is placed as before, and the edges of theblade are placed close to the lines previously made. Linesare then drawn once more along the edges of the blade. Ifthese lines coincide, or are perfectlyparallel with those made first, the squareis correct 2. The set-bevel (Fig. 29) consists,like the preceding, of a stock and a blade,but the latter, which generally extendsbeyond the end of the stock, is attachedin such a way that it forms on one sidean angle of 45°, and on the other an angleof 135°, or the complementary angle of aIt is used when a rec-corner is made by joiningpieces cut at an angle of 45°.Such pieces are said to be Tnitred.
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