PT탭 규격

[PT 탭 가공시 드릴 외경 및 깊이] <TABLE border=1 width=613> <TBODY> <TR> <TD bgColor=#cccccc height=38 width=121> 규 격</TD> <TD bgColor=#cccccc height=38 width=145> 드릴외경</TD> <TD bgColor=#cccccc height=38 width=138> 드릴최소깊이 </TD> <TD bgColor=#cccccc height=38 width=181> 유효가공탭깊이(최소)</TD></TR> <TR> <TD bgColor=#cccccc width=121> PT 1/8"</TD> <TD width=145> ￠8.5</TD> <TD width=138> 17</TD> <TD width=181> 6.2</TD></TR> <TR> <TD bgColor=#cccccc width=121> PT 1/4"</TD> <TD width=145> ￠11.5</TD> <TD width=138> 25</TD> <TD width=181> 9.4</TD></TR> <TR> <TD bgColor=#cccccc width=121> PT 3/8"</TD> <TD width=145> ￠15</TD> <TD width=138> 25</TD> <TD width=181> 9.7</TD></TR> <TR> <TD bgColor=#cccccc width=121> PT 1/2"</TD> <TD width=145> ￠18.5</TD> <TD width=138> 29</TD> <TD width=181> 12.7</TD></TR> <TR> <TD bgColor=#cccccc width=121> PT 3/4"</TD> <TD width=145> ￠24</TD> <TD width=138> 29</TD> <TD width=181> 14.1</TD></TR> <TR> <TD bgColor=#cccccc width=121> PT 1"</TD> <TD width=145> ￠30</TD> <TD width=138> 36</TD> <TD width=181> 16.2</TD></TR> <TR> <TD bgColor=#cccccc width=121> PT 1 1/4"</TD> <TD width=145> ￠39</TD> <TD width=138> 36</TD> <TD width=181> 18.5</TD></TR> <TR> <TD bgColor=#cccccc width=121> PT 1 1/2"</TD> <TD width=145> ￠45</TD> <TD width=138> 36</TD> <TD width=181> 18.5</TD></TR></TBODY></TABLE>