Production and Quality Management(PQM) - Unit 3 PPT - Chapter 1 : Topic : Q7 Tools - Diploma 4th Semester - Mechanical Engineering - N Scheme - 4020440 Diploma in Mechanical Engineering - 4020440- IV Semester - Production and Quality Management - Unit 3 PPT - Q7 Tools Prepared By… U. ARAVIND, B.E., M.I.S.T.E., LECTURER / MECHANICAL ENGINEERING LAKSHMI AMMAL POLYTECHNIC COLLEGE K.R. NAGAR, KOVILPATTI - 628 503 THOOTHUKUDI DISTRICT, TAMIL NADU Mobile No: 9943244068 Email Id: aravindulaganathanmech@gmail.com aravindmech@lapc.in