Grinding of Simple Tools - Course: Technique for manual working of materials. Instruction examples for practical vocational training (Institut für Berufliche Entwicklung, 23 p.)

Grinding of Simple Tools - Course: Technique for manual working of materials. Instruction examples for practical vocational training (Institut für Berufliche Entwicklung, 23 p.)

		(introduction...)
		Introduction
		Instruction example 12.1. Centre punch and scribing punch
		Instruction example 12.2. Steel scriber
		Instruction example 12.3. Screw driver
		Instruction example 12.4. Flat chisel and cape chisel
		Instruction example 12.5. Drill with standard drill point as well as flat drill point and centre point