Mich. Admin. Code R. 408.12744 - Boring and mortising machines
Rule 2744.
(1)
A safety bit chuck without projecting set screws shall be used on a boring or
mortising machine.
(2) Boring bits
should have a guard enclosing all portions of the bit and chuck above the
material being worked.
(3) The top
of the cutting chain and driving mechanism on a chain mortiser shall be
enclosed.
(4) If there is a
counterweight, it shall be guarded as prescribed in
R
408.12728(2).
(5) Universal joints and spindles of boring
machines shall be guarded to prevent accidental contact by the
operator.
Notes
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