| Professor
Thomas Sakoulas State University of New York at Oneonta : Art : Courses |
|
drill
holes in a line with a hummer-drill
|
![]() |
![]() |
|
|
insert
wedges
(homade ones shown here, made of rebar) |
![]() |
|
hummer
lightly the wedges in succession
|
![]() |
|
until
the stone splitts along the line
|
![]() |
![]() |
|
![]() |