Technical Drawing Sketching Tools

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Presentation transcript:

Technical Drawing Sketching Tools (1) Drawing Board: A flat wooden board, 100cm by 90cm, can be placed on a table or fixed to a movable carrier, it has the left edge very hard and straight . (2) T-Square: It is used to draw horizontal lines.

Technical Drawing

Technical Drawing Sketching Tools (3) 45 degrees Triangle *For drawing vertical lines. * For drawing certain angles. * For drawing hatching.

Technical Drawing Sketching Tools (5) Wooden Pencils (6) Mechanical Pencils For drawing lines with different characteristics.

Technical Drawing Hardness and Brittleness

Technical Drawing Sketching Tools (7) Compass (8) Protractor To draw different angles. To draw circles & arcs.