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    IS 2291 : 1990 ( ISO 3117 : 1977)     (Reaffirmed Year : 2018 )

    Tangential keys and keyways ( Third Revision )

    Technical Committee : PGD 33
    Status : Active

    No. of Amendments : 0
    Price : ₹ 1,800.00 ( US$ 21.00)