IS 12168 : Part 1 : 1987 Specification for Screwdriver Bits for Use with Ratchet Screwdrivers - Part 1 : For Slotted Head Screws
UDC 621.883.7 : 621.838 | PGD 34 |
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Reaffirmed 2013 |
1 Scope
Covers dimensions and other requirements of screwdriver bits,for slotted head screws, for use with ratchet screwdrivers.