Comprehensive study guide published by GSRTC for ITI Helper positions, covering essential technical and general knowledge topics. This expertly curated book includes detailed chapters on mechanical motor vehicle, mechanical diesel, general mechanics, fitter, turner, electrician, sheet metal work, and more. The guide also features sections on auto mobile repairer, welder cum fabricator, machinist, and carpenter trades. Beyond technical content, it encompasses general knowledge, Gujarati language, English, computer skills, and current affairs of Gujarat. Complete with important MCQs for thorough exam preparation, this guide serves as a valuable resource for candidates seeking success in technical careers. The well-structured content makes it an ideal companion for focused study and exam readiness.