Planes & Chisel – Wood Work Hand Tools JSS1 Basic Technology Lesson Note

Download Lesson Note
Lesson Notes

Topic: Planes & Chisel – Wood Work Hand Tools

WOODWORK HAND TOOLS – II 

PLANES

We have:

1.          JACK PLANE

2.          SMOOTHING PLANE

3.          SPOKESHAVE

4.          THE FORE PLANE

5.          THE TRYING PLANE

 JACKPLANE

The jackplane is so-called because it is a general-purpose plane. It is used generally to plane rough surfaces of timber and to prepare timber to size. The length of the plane is 250mm – 380mm.

 SMOOTHING PLANE

It is used after the jackplane for the final cleaning up of the surfaces of wood. It is 140 –250mm long.

 EVALUATION QUESTIONS

1.          Mention three types of planes.

2.          State the functions of the planes mentioned above.

 THE CHISEL

A chisel is a chipping tool made from high-carbon steel. It is used for shaping wood where finishing by other means such as filling can be carried out. 

TYPES OF CHISEL

1.  The flat chisel: this is used for general purposes in the workshop such as leveling surfaces and removing rough surfaces.

2.  The cross-cut chisel: this is used for making narrow groves, keyways, and slots in a shaft or a hole.

3.  The round nose chisel: this is used for making oil grooves in the shaft or a hole.

4. The diamond nose chisel: this is used for cutting inside corners and “Vee” grooves.

 

EVALUATION QUESTIONS

1.          Define a chisel as a cutting tool.

2.          Mention four types of chisel and state their uses.

 GENERAL EVALUATION QUESTIONS

1.          State the uses of the following woodwork cutting tools:

•             Dovetail saw

•             Tenon saw

•             Spokeshave

1.          What are boring tools?

2.          Mention four (4) examples of boring tools and state their uses.

3.          Mention four (4) types of chisel and state their uses.

Lesson Notes for Other Classes