About Us Understanding the constant increasing demand of highly durable and reliable earthmoving machinery, S.D. Engg. Works commenced its business operations in 2001. Since the inception, we are acknowledged as the most reliable manufacturer, exporter and supplier of Spares for Earthmoving Machinery. In addition, we are also dealing in JCB Replacement Spares. Our honesty towards the quality of products and strong belief in complete satisfaction of customers are som