Igus [India] Pvt. Ltd. Is the manufacturer, exporter and supplier of Trapezoidal Leadscrew Nut. Igus [India] Pvt. Ltd. Is an ISO 9001 certified company. The Trapezoidal Leadscrew Nut is maintenance-free and can take high loads. Trapezoidal Leadscrew Nuts are made of steel, stainless steel and anodized aluminum.