Classification of Hand Tools - PART 1
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CLASSIFICATION OF HANDTOOLS
PILITA R. SANTOS
IA-CIVIL TECHNOLOGY
TECHNOLOGY AND LIVELIHOOD EDUCATION
PARAÑAQUE NATIONAL HIGH SCHOOL – MAIN
Monday, November 3, 2014
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OBJECTIVES
•Classify measuring, marking lining, and testing hand tools
•Identify measuring, marking lining, and testing hand tools
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HAND TOOLS – Part 1
•Measuring Tools
•Marking Lining Tools
•Testing Tools
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MEASURING TOOLS
•Push-Pull Rule
•Ruler
•Meter Stick
•Try Square
•Caliper
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Push-Pull Rule
•flexible tape that slides into a material case and it is used to measure irregular and regular shapes.
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Ruler
•used for measuring short pieces of stock.
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Try Square
•Used for checking flatness and squareness
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Caliper
•used for measuring diameter.
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MARKING LINING TOOLS
•Pencil
•Marking Gauge
•Chalk Line
•Divider
•Compass
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Pencil
•used to layout or mark cutting lines.
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Marking Gauge
•wood or metal tool consisting of a beam, head and a point used to mark a line parallel to the grain of the wood.
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Chalk Line
•used to establish a straight line on a surface.
www.toolstop.co.uk
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Divider
•tool with two metal legs used to lay-out an arc circle or step off division on a line.
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Compass
•used to scribe arcs and circles.
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TESTING TOOLS
•Try Square
•Steel Square
•Spirit Level
•Plumb bob
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Try Square
•tool used in squaring, measuring and testing the squareness of a piece of wood.
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Steel Square
•framing square used to mark out the work for squaring and checking of angles and is used in the construction of roof framing and large furniture.
www.craftsmanspace.com
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Spirit Level
•tool used for testing vertical and horizontal surfaces.
shop.adjustplus.biz
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Plumb bob
•tool used to test the vertical alignment only.
professional-power-tool-guide.com
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References
• IA-Civil Technology
• www.craftsmanspace.com
• www.toolstop.co.uk