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Century Drill & Tool 1/4-18 National Pipe Thread Tap Drill Bit 7/16 In. Combo Pack - Gillman Home Center
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Drill America 1/4 in. -20 High Speed Steel Tap and #7 Drill Bit Set (2-Piece) POU1/4-20 - The Home Depot
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IRWIN Drill And Tap Set, 1/4-Inch - 20 NC Tap and 13/64-Inch Drill Bit (80230) - Jobber Drill Bits - Amazon.com
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UNJC Minor Ø Recommended Drill Size Ø Pitch (TPI) Min Max Drill Size Decimal (in) #4 40 .0877 .0942 2.30mm .0906 #5 40 .1007 .
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Made in USA - Combination Drill Tap: 1/4-28, H3, 2B, 2 Flutes, High Speed Steel - 82770280 - MSC Industrial Supply
![Inch Metric Tap Drill Sizes and Decimal Equivalents Magnetic Chart for Garage CNC Shop - - Amazon.com Inch Metric Tap Drill Sizes and Decimal Equivalents Magnetic Chart for Garage CNC Shop - - Amazon.com](https://m.media-amazon.com/images/I/815mZvZzwrS.jpg)
Inch Metric Tap Drill Sizes and Decimal Equivalents Magnetic Chart for Garage CNC Shop - - Amazon.com
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6Pcs M3 M4 M5 M6 M8 M10 Titanium Coated HSS Spiral Flute Metric Taps Set Metric Thread Tap Drill and Tap Bits 1/4" Hex Shank Screw Taps Tool Set - - Amazon.com
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Morse Cutting Tools | Threading > Taps > Combined Drill/Tap | 2080 1/4-18 NPT TAP/DRL COMBO | MT4406008
![Amazon.com: KING PRINT Tap Drill Poster Tap Drill Recommendations Chart with Machine Screw, Fractional and Metric Sizes Canvas Wall Art Hanging for CNC Shop, Garage, Toolbox, Green Poster : Tools & Home Amazon.com: KING PRINT Tap Drill Poster Tap Drill Recommendations Chart with Machine Screw, Fractional and Metric Sizes Canvas Wall Art Hanging for CNC Shop, Garage, Toolbox, Green Poster : Tools & Home](https://m.media-amazon.com/images/I/81xmyiYtI-L._AC_UF894,1000_QL80_.jpg)
Amazon.com: KING PRINT Tap Drill Poster Tap Drill Recommendations Chart with Machine Screw, Fractional and Metric Sizes Canvas Wall Art Hanging for CNC Shop, Garage, Toolbox, Green Poster : Tools & Home
![Wanted a tap drill chart but couldn't find one that exactly fit my requirements. Designed my own, figured I would share for others to print and use. Open to suggestions as well. Wanted a tap drill chart but couldn't find one that exactly fit my requirements. Designed my own, figured I would share for others to print and use. Open to suggestions as well.](https://external-preview.redd.it/0nHIx7CGOFgaHPezkCllwzqvkYQ8aPv5jBqF2dYHGcY.png?auto=webp&s=2866d1da7cf46cd1d9ef6b930e0859cfb35ff825)