GBE produces various types of oil field equipments such as kelly bushings for drilling purposes, gravel pack screen, sucker rods, and friction snubber arrangement for railways. GBE also specializes in the production of various types of air springs for automobiles and railways under technical know-how from LCRI (Locomotive Car Research Institute) of CARS (China Academy of Railway Sciences) and Flexyon of Brazil.

The products of GBE have been approved by ONGC for supply of oil field equipments. GBE subsequently got approval for friction snubber arrangement and air springs from RDSO. The air springs of GBE also got approval from ASRTU (Association of State Road Transport Undertakings) for supplies to STU's (State Transport Undertakings).