Covers the requirements of pneumatic impact wrenches suitable for steel bolts up to M64 in size, conforming to property class 8·8 of IS : 1367 ( Part 3 )-1979 'Technical supply conditions for threaded steel fasteners: Part 3 Mechanical properties and test methods for bolts, screws and studs with full leadability (second revision )'.
1.1 It does not cover the impact wrenches with automatic torque control.
IS 8067-1986 history
1987IS 8067-1986 Specification for portable pneumatic impact wrenches