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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] |
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|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)) \\ | ||
+ | |||
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[[:techtalk:menu|{{:techtalk:gototechnicalmenu.jpg|}}]] | [[:techtalk:menu|{{:techtalk:gototechnicalmenu.jpg|}}]] |