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		Manual Sawing - Course: Technique for manual working of materials. Methodical guide for instructors (Institut für Berufliche Entwicklung, 19 p.)
			(introduction...)
			1. Objectives and contents of practical vocational training in the working technique of “Manual Sawing”
			2. Organizational preparation
			3. Recommendations for practical vocational training in the working technique of “Manual Sawing”
			4. Application of the working technique of “Manual Sawing”
			5. Captions and legends of the ''Manual Sawing'' transparencies series

5. Captions and legends of the ''Manual Sawing'' transparencies series

Transparency No. 4.1.: Design and operation of a hand hacksaw

(1) Hand hacksaw

1 - handle
2 - fixed clamping dog
3 - retaining pin
4 - saw blade
5 - saw frame
6 - adjustable clamping dog with wing

(2) saw teeth in action

Transparency No. 4.2.: Fixing and free cutting action of saw blade

(1) Fixing of saw blade

1 - clamp dog
2 - rivet or pin
3 - saw blade

(2) action of saw blade with raker-set teeth
(3) action of saw blade with wave-set teeth

4 - free cutting action

Transparency No. 4.3.: How to clamp a workpiece for sawing

(1) Clamping a round workpiece with vee clamp as attachment

1 - workpiece
2 - vee clamp
3 - vice

(2) clamping a metal sheet with angle clamp as attachment

4 - spacer

(3) clamping a channel section with hardwood attachment