Re:나사 피치 좀 아는분 알려주세요

<P> <TABLE width=450 align=center bgColor=#f7f7f7 border=0> <TBODY> <TR> <TD vAlign=bottom height=20> <DIV class=normal12>나사의 드릴경과 피치 </DIV></TD></TR> <TR align=middle> <TD bgColor=#ffab1d height=2></TD></TR> <TR vAlign=bottom align=middle> <TD class=Normal12 vAlign=top align=left> <TABLE cellSpacing=0 cellPadding=0> <TBODY> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>TAP </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>DRILL </DIV></TD> <TD width=54> <DIV class=style2 align=center>PITCH </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M1 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>0.75 </DIV></TD> <TD width=54> <DIV class=style2 align=center>0.25 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M1.2 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>0.95 </DIV></TD> <TD width=54> <DIV class=style2 align=center>0.25 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M1.4 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>1.1 </DIV></TD> <TD width=54> <DIV class=style2 align=center>0.3 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M1.7 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>1.35 </DIV></TD> <TD width=54> <DIV class=style2 align=center>0.35 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M2 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>1.6 </DIV></TD> <TD width=54> <DIV class=style2 align=center>0.4 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M2.3 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>1.9 </DIV></TD> <TD width=54> <DIV class=style2 align=center>0.45 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M2.6 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>2.15 </DIV></TD> <TD width=54> <DIV class=style2 align=center>0.45 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M3 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>2.4 </DIV></TD> <TD width=54> <DIV class=style2 align=center>0.5 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M3.5 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>2.9 </DIV></TD> <TD width=54> <DIV class=style2 align=center>0.6 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M4 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>3.25 </DIV></TD> <TD width=54> <DIV class=style2 align=center>0.7 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M4.5 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>3.75 </DIV></TD> <TD width=54> <DIV class=style2 align=center>0.75 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M5 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>4.1 </DIV></TD> <TD width=54> <DIV class=style2 align=center>0.8 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M5.5 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>4.6 </DIV></TD> <TD width=54> <DIV class=style2 align=center>0.9 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M6 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>5 </DIV></TD> <TD width=54> <DIV class=style2 align=center>1 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M7 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>6 </DIV></TD> <TD width=54> <DIV class=style2 align=center>1 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M8 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>6.8 </DIV></TD> <TD width=54> <DIV class=style2 align=center>1.25 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M9 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>7.8 </DIV></TD> <TD width=54> <DIV class=style2 align=center>1.25 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M10 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>8.5 </DIV></TD> <TD width=54> <DIV class=style2 align=center>1.5 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M12 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>10.2 </DIV></TD> <TD width=54> <DIV class=style2 align=center>1.75 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M14 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>12 </DIV></TD> <TD width=54> <DIV class=style2 align=center>2 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M16 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>14 </DIV></TD> <TD width=54> <DIV class=style2 align=center>2 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M18 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>15.5 </DIV></TD> <TD width=54> <DIV class=style2 align=center>2.5 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M20 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>17.5 </DIV></TD> <TD width=54> <DIV class=style2 align=center>2.5 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M22 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>19.5 </DIV></TD> <TD width=54> <DIV class=style2 align=center>2.5 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M24 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>21 </DIV></TD> <TD width=54> <DIV class=style2 align=center>3 </DIV></TD></TR> <TR> <TD width=53> <DIV class=style2 align=center> <DIV align=left>M27 </DIV></DIV></TD> <TD width=53> <DIV class=style2 align=center>24 </DIV></TD> <TD width=54> <DIV class=style2 align=center>3 </DIV></TD></TR></TBODY></TABLE></TD></TR></TBODY></TABLE></P>