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techtalk:ref:tools030 [2021/01/27 23:39]
hippysmack [Tapping]
techtalk:ref:tools030 [2021/06/06 08:08]
hippysmack [Slotting Holes]
Line 102: Line 102:
 |1"x12 |  59/​64" ​ |0.9219" ​ ^ | |1"x12 |  59/​64" ​ |0.9219" ​ ^ |
 |1"x14 |  15/16  |0.9375" ​ ^ | |1"x14 |  15/16  |0.9375" ​ ^ |
 +
 +====== NPSC Tap Drill Sizes ======
 +
 +^Tap / Thread Size  ^Drill Size ((Starrett tap drill sizes chart)) |
 +|1/​8-27 ​ |11/​32 ​ |
 +|1/​4-18 ​ |7/16  |
 +|3/​8-18 ​ |37/​64 ​ |
 +|1/​2-14 ​ |23/​32 ​ |
 +|3/​4-14 ​ |59/​64 ​ |
 +
 +====== Slotting Holes ======
 +
 +{{:​techtalk:​ref:​tools:​enlarging_holes_by_hippysmack.png?​direct&​400|}} ((drawing by Hippysmack)) \\
 +
  
 \\ \\
  
 [[:​techtalk:​menu|{{:​techtalk:​gototechnicalmenu.jpg|}}]] [[:​techtalk:​menu|{{:​techtalk:​gototechnicalmenu.jpg|}}]]