IS 12168 : Part 2 : 1987 Specification for Screw Driver Bits for the Use with Ratchet Screw Drivers - Part 2 : For Cross Recessed Head Screws
UDC 621.883.7 : 621.838 | PGD 34 |
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Reaffirmed 2013 |
1 Scope
Covers dimensions and other requirements of screw drivers bitsfor use with ratchet screw drivers, used for cross recessed headscrews.