Set of two different square drives as follows. A ) 3/ 4 inch square drive ' T ' handle, model C2733N of M/ s. Taparia make or its equivalent in makes: Venus/ Everest/ Stanley/ Macmen/ Jhalani/ Cromwell/ King Tony as per the following specifications. 1 ) Handle length: 500mm. 2 ) ' T ' handle dia: 18mm. 3 ) Weight: 1220 grams ( Approx. ). 4 ) IS: 7991- 1991 & 7975- 1991. 5 ) Material: Chrome Vanadium alloy steel. Qty/ set. = 01 no. B ) 3/ 4 inch ( F ) square drive to 1/ 2 inch square drive ( M ) conversion bit, model no. 6814 CR- V of M/ s. King Tony make or its equivalent in makes: Taparia/ Venus/ Everest/ Stanley/ Macmen/ Jhalani/ Cromwell as per the following specifications. 1 ) Max. torque: 666Nm. 2 ) DIN: 3123 & ISO: 3316. 3 ) Four bell retaining grooves. 4 ) Material: Chrome Vanadium alloy steel & Chrome plated. Qty/ set. = 01 no. Note: One sample of each item should be got approved before effecting bulk supply.