Tenders for Supply of 1/2 Sq. Drive Impact Wrench With Twin Hammer Mechanism. Detail Technical Specification As Per Annexure-B. Hsn Code :84678990. Make/Brand : Blue Point/Snap On/Bahco. Warranty Period: 30 Months After The Date Of Delivery 3/4 Sq. Drive Impact Wrench With Single Hammer Mechanism.Detail Technical Specification As Per Annexure-A. Hsn Code :84678990. Make/Brand : Blue Point/Snapon/Bahco. Warranty Period: 30 Months After The Date Of Delivery