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?????? ???????? ?? ??????? ???????? ???????????? ???? "???" ???? ???? ????? . ???? ???????? ????? ?????????? ????? ????? ?????? ?????? ?????????????. ??? ????????? ???????????? ?????????? ???????, ??????? ???? ????? (??????????? ????????), ???? ????????? ???????? ????? ???????. ^[?] ?????????????? ?????? ??????? ???????, ???? ?????, ????? ??????? ?????????? ????????????.

?????? ????????? ???????? ??????????? ?????? ???? ??? ??????? ????? ????????? ?????????????????, ????? ??????????? (???? ???? ??????????????) ??????????? ??????? ???? ??????????????? ?????????????????.

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↑ "How hammer is made - material, making, history, used, components, structure, steps" . www.madehow.com (in ????????) . Retrieved 2018-08-21 .

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Types of Hammers (images and descriptions)
"Choosing a Hammer". Popular Science , June 1960, pp. 164?167.

[1] "How hammer is made - material, making, history, used, components, structure, steps" . www.madehow.com (in ????????) . Retrieved 2018-08-21 .

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