JSS1 Basic Technology Lesson Note on Driving and Boring Tools

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TOPIC: Driving and boring tools.

CONTENT:

• Driving tools
• Boring tools

Content Development (NOTES FOR FIRST LESSON/PERIOD ONE)

SUB-TOPIC 1:          Driving tools

Driving tools are used to fix nails and screws into wooden and metal materials. Nails are the iron material with a flat head, smooth stem and sharp end. Screws look like nails but they have turned or twisted stem.  Screws are driven into wood with screwdrivers while nails are driven into wood and metals with the use of hammers.  Hammers are driving tools that have two parts – a head, which is made of iron and a wooden handle.  There are five types of hammers named according to the shape of the head.

1. Ball peen hammer.
2. Straight peen hammer
3. Cross peen hammer
4. Planishing hammer
5. Blocking head hammer
6. Upholstery hammer

1. Straight-peen hammer is used for riveting while other end is used for shaping sheet metals.
2. Ball-peen hammer is used for general purposes.
3. Blocking head hammer has polished faces. It is used for shaping sheet metal.
4. Cross-peen hammer is used for drawing down and riveting.
5. Planishing hammer is used by panel beaters for finishing.
6. Upholstery hammer is used for Upholstery work having one that is usually magnetic with tacks(short light nails) used in furniture.

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