Techman Enterprises is a partnership firm, managed by Partner Mr. Rohit Aggarwal, B.E Metallurgy from Punjab Engineering College, Chandigarh and having over 20 years experience in fastener industry. We are now manufacturing the following: - MS and Hot Dip Galvanized Bolts Nuts Gr. 4.6, 5.6, 6.8, 8.8. - Hot Dip Galvanized Step Bolts. - Hot Dip Galvanized Anti theft Bolts Nuts. -Hot Dip Galvanized Split pin hole Bolts Nuts. - Hot Dip Galvanized Studs. - Plain and Pack Washers. - Spring Washers.