3 8 drill hole size Nominal Drill Size Hole Diameter Nominal Drill Size Hole Diameter Nominal Drill Size Hole Diameter Min Max Min Max Min Max 1 1 8 1 7 32 1 219 1 235 1 5 32 1 156 1 164 1 5 16 1 312 1 337 1 1 4 1 11 32 1 344 1 360 1 9 32 1 281 1 291 1 7 16 1 438 1 463 1 3 8 1 1 2 1 500 1 516 1 7 16 1 438 1 448 1 39 64 1 609
For example the tap drill for 3 8 16 is 5 16 The pitch is 1 16 1 threads per inch inches per thread 3 8 1 16 5 16 For other sizes that don t work out so nicely just use the closest drill size Tap Clearance Drill Sizes This tap and clearance drill chart shows tap and clearance drill sizes for standard threads There is also a printable version that has both metric and inch threads
3 8 drill hole size
3 8 drill hole size
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Drill Bit Sizes TalkBass
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Centre Drill Bit Sizes These specialist drill bits are used for drilling centre holes at two different angles 60 degrees and 90 degrees They are commonly used to drill lathe centres and spotting drills i e marking holes to guide twist drilling The drill size chart below contains all commonly used centre drill bit sizes Download Tap Drill PDF Charts Tap Drill Chart Screw thread size major and minor diameter drill size decimal equivalent Tapped hole close fit and free fit clearance holes
When it comes to a 3 8 inch tap the ideal drill size is 5 16 inch ensuring successful and efficient tapping In this article we delve into the various details necessary to ensure that your tapping process produces a strong and durable threaded hole What Are The Drill Bit Sizes For A 3 8 Tap Drill Size Decimal Equivalents Imperial Tap Chart Keyway Dimensions Melting Points Metric Tap Chart O Ring Sizes Pipe Threads Screw Extractors Sheet Metal Gauges Weights 3 8 0 375 0 067 51 0 377 V 0 0689 1 75
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Tap size drill size inch metric drill size decimal equivalent 0 80 3 64 0469 m1 6 x 0 35 1 25mm 0492 m1 8 x 0 35 1 45mm 0571 1 64 53 0595 1 72 53 0595 m2 x 0 40 1 60mm 0630 2 56 50 0700 2 64 50 0700 m2 2 x 0 45 1 75mm 0689 m2 5 x 0 45 2 05mm 0807 3 48 47 0785 3 56 46 0810 4 40 43 0890 4 48 42 0935 Tap drill size calculators Unified Imperial Taps Basic diameter User 0 000 0 021 0000 0 034 000 0 047 00 0 060 0 0 073 1 0 086 2 0 099 3 0 112 4 0 125 5 0 138 6 0 164 8 0 190 10 0 216 12 0 250 1 4 3125 5 16 0 375 3 8 4375 7 16 0 500 1 2 5625 9 16 0 625 5 8 0 750 3 4 0 875 7 8 1
Message Find The Tap And Drill Size You Need With American Fasteners Size Chart Blog Pilot Hole Size Chart By Emmanuel Admin July 16 2021 Posted in Charts Type AB Self Tapping Screws Type B Self Tapping Screws Type 25 Thread Cutting Screws All require the same pilot hole and drill bit sizes Type A Self Tapping Screws Type F Type 1 Type 23 Thread Cutting Screws High Low Thread Forming
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3 8 drill hole size - 3 8 32 UNEF 0 353 8 96 mm 0 351 8 91 mm 0 349 8 85 mm 0 347 8 8 mm 0 345 8 75 mm 0 343 8 7 mm 0 34 8 65 mm 3 8 16 16 UN 0 33 8 39 mm 0 326 8 29 mm 0 322 8 18 mm 0 318 8 08 mm 0 314 7 98 mm 0 31 7 88 mm 0 306 7 77 mm 3 8 20 20 UN 0 339 8 62 mm 0 336 8 54 mm 0 333 8 45 mm 0 33