Available in following sizes :1) 1.12 in. Sq. Drive,2) 2.12 in. Sq. Drive,3) 3.12 in. Sq. Drive. We are pleased to introduce ourselves as manufacturer and supplier of quality Heavy-duty Industrial torque tools, Tube Expanders for Boilers and Heat Exchangers, Tube Expanding systems operated by both Electrically and Hydraulically and all related tools and accessories for Re-tubing and Tube Expansion job, Tube Cleaning Systems and Tools for Cleaning Boilers, Evaporators, Pressure Pan and Condensers.