supply of battery operated cordless heavy duty impact wrench with minimum 4 adjustable speeds, torque value not less than 650 nm, rpm 0-1900, screw dia - m12 - m20. tool holder 1/2battery operated cordless heavy duty impact wrench with minimum 4 adjustable speeds, torque value not less than 650 nm, rpm 0-1900, screw dia - m12 - m20. tool holder 1/2,battery operated cordless heavy duty impact wrench with minimum 4 adjustable speeds, tor que value not less than 650 nm, rpm 0-1900, screw dia - m12 - m20. tool holder 1/2 with socket of size - m10, m12, m14, m16, m18, m20 of each. each size of socket -05 nos/set. note: models with superior config uration are also acceptable. one extra battery set along with carrying case and warranty certificate to be s upplied along with supply. [ warranty period: 30 months after the date of delivery ] ]