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TNPSC Engineering Drawing code 551 2025 - 2026 - Course Materials

Unit II Geometrical figures
1 materials
Unit II Geometrical figures
Unit III: Orthographic Projection
1 materials
Unit 03
Unit IV: Hatching Techniques in Sectional View
2 materials
Unit 04
unit - 04
Unit V: Isometric Projection and Oblique Projection
1 materials
Unit 05
Unit I Drawing Instruments and their Uses
1 materials
Unit 01
Unit VI: Screw Threads Bolts Nuts Washers Screws
1 materials
Unit - 06
Unit VII Rivets, Riveted Joints, Welded Joints
3 materials
Unit VII Rivets Riveted Joints Welded Joints
Unit VII Rivets
Unit 07 MCQ
Unit VIII
1 materials
Unit 08 New
Unit IX
1 materials
Unit 09
UNIT: X Computer Aided Drafting
1 materials
Unit 10