Metal work machines 1

BASIC SCIENCE JSS2 Second term

Sub-Theme: Drawing practice

WEEK 8

Metal work machines

Performance objectives

Students should be able to:

1. Identify various types of metal work machines
2. State the uses of these machines

Content

Metalwork machines

These are machines that are capable of cutting metals and at the same time perform several other operations.

They include:

Power hack saw

Drill 

Grinding machine

Milling machine

The shaper

Power hack saw

1. It is used for cutting various sizes of metals to be used for the production of items. The power hacksaw is electrically operated. So it can cut metal rods of big diameters or thickness with ease, compared to the hand hacksaw. The major operation that can be performed by a power…