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		Grinding of Simple Tools - Course: Technique for manual working of materials. Trainees' handbook of lessons (Institut für Berufliche Entwicklung, 19 p.)
			(introduction...)
			1. Purpose of grinding
			2. Machines for grinding
			3. Tools for grinding
			4. Operation of grinding
			5. Operation of whetting
			6. Examples for off-hand sharpening with straight wheels
			7. Hints for mounting and dressing of grinding wheels
			8. Labour safety recommendations

2. Machines for grinding

In the fields of production and maintenance, bench and pedestal type grinding machines are used which are equipped with two grinding wheels, mostly of a different grain size.

Figure 2 - Bench-type grinding machine

1 - Motor in motor casing
2 - Spark killer
3 - Covering hood of the grinding wheel
4 - Pipe connection for exhauster
5 - Grinding wheel
6 - Grinding support
7 - Switch
8 - Water tank for wet grinding