Submitted Questions

  • Meaning of Numerology on spanners and wrenches

    When I see any spanner then always there is a number on its ends, like 10,11,12... What is the exact meaning of that numbers?

    Surendra Nath Singh

    • Mar 4th, 2018

    The number given on spanner is outer diameter of Nut and bolt in MM.


    • Jan 21st, 2015

    Its the Jaw size of the spanner.