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HSS Twist Drills (m-1,m-2,m-7) all metal working Tooling Micro, Metric, Fractional, number, letter tapered, extra long, over sized, All Metal Working Tooling and custom needs
Cobalt/Carbide Drills and Tooling. micro, Letter, Number, Fractional, Metric, specials

Reamers Core Drills, Counter Sinks custom needs
  Annular Cutters
  
Diamond Drill Bits Glass Porcelain Ceramic Cores- Drills -router-jig-finishing Tooling
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Diamond Drill Carbon Composite Stone Cutting Tooling micro, core, router, pads, disks, cnc, pcd, plated, brazed, metal bond routers finger bits, drums.
  
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 Drills SDS, A&B Taper, Spline, Standard, Ratio. custom designed
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Wood Working Drills -Tooling step drills plexi point counter bore plug cutter
 
Tenon cutters

Brad Points
 Wood Augers Treated Timbers sea walls log home const glulam epee, Brazilian Wood bridge construction.


Timber Drills Counter Bores Counter Sinks utility poles Fiberglass poles R/R ties wood core special mfg needs   Shipping Information
Maintenance Welding Alloyed. Cast Iron, Aluminum, Steel Brass, High Strength

Fractional-Decimal Convergence ChartHSS & Cobalt Special Pricing
Drill Feed and Speed Chart American workers With American Skills For Today's World! Lets try to Build a Better Economy and World for tomorrow-Together!

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,Fraction and decimal chart for drilling all materials Advantage Drills Inc.Convert Fractions to Decimals and Millimeters1 INCH = 25.4 MM EXACTLY To convert fractions to decimals multiply by .039375 | Fraction | Decimal | MM | Fraction | Decimal | MM | Fraction | Decimal | MM | | 1/64 | 0.0156 | 0.3969 | 1 1/64 | 1.0156 | 25.7969 | 2 1/64 | 2.0156 | 51.1969 | | 1/32 | 0.0313 | 0.7938 | 1 1/32 | 1.0313 | 26.1938 | 2 1/32 | 2.0313 | 51.5938 | | 3/64 | 0.0469 | 1.1906 | 1 3/64 | 1.0469 | 26.5906 | 2 3/64 | 2.0469 | 51.9906 | | 1/16 | 0.0625 | 1.5875 | 1 1/16 | 1.0625 | 26.9875 | 2 1/16 | 2.0625 | 52.3875 | | 5/64 | 0.0781 | 1.9844 | 1 5/64 | 1.0781 | 27.3844 | 2 5/64 | 2.0781 | 52.7844 | | 3/32 | 0.0938 | 2.3813 | 1 3/32 | 1.0938 | 27.7813 | 2 3/32 | 2.0938 | 53.1813 | | 7/64 | 0.1094 | 2.7781 | 1 7/64 | 1.1094 | 28.1781 | 2 7/64 | 2.1094 | 53.5781 | | 1/8 | 0.1250 | 3.1750 | 1 1/8 | 1.1250 | 28.5750 | 2 1/8 | 2.1250 | 53.9750 | | 9/64 | 0.1406 | 3.5719 | 1 9/64 | 1.1406 | 28.9719 | 2 9/64 | 2.1406 | 54.3719 | | 5/32 | 0.1563 | 3.9688 | 1 5/32 | 1.1563 | 29.3688 | 2 5/32 | 2.1563 | 54.7688 | | 11/64 | 0.1719 | 4.3656 | 1 11/64 | 1.1719 | 29.7656 | 2 11/64 | 2.1719 | 55.1656 | | 3/16 | 0.1875 | 4.7625 | 1 3/16 | 1.1875 | 30.1625 | 2 3/16 | 2.1875 | 55.5625 | | 13/64 | 0.2031 | 5.1594 | 1 13/64 | 1.2031 | 30.5594 | 2 13/64 | 2.2031 | 55.9594 | | 7/32 | 0.2188 | 5.5563 | 1 7/32 | 1.2188 | 30.9563 | 2 7/32 | 2.2188 | 56.3563 | | 15/64 | 0.2344 | 5.9531 | 1 15/64 | 1.2344 | 31.3531 | 2 15/64 | 2.2344 | 56.7531 | | 1/4 | 0.2500 | 6.3500 | 1 1/4 | 1.2500 | 31.7500 | 2 1/4 | 2.2500 | 57.1500 | | 17/64 | 0.2656 | 6.7469 | 1 17/64 | 1.2656 | 32.1469 | 2 17/64 | 2.2656 | 57.5469 | | 9/32 | 0.2813 | 7.1438 | 1 9/32 | 1.2813 | 32.5438 | 2 9/32 | 2.2813 | 57.9438 | | 19/64 | 0.2969 | 7.5406 | 1 19/64 | 1.2969 | 32.9406 | 2 19/64 | 2.2969 | 58.3406 | | 5/16 | 0.3125 | 7.9375 | 1 5/16 | 1.3125 | 33.3375 | 2 5/16 | 2.3125 | 58.7375 | | 21/64 | 0.3281 | 8.3344 | 1 21/64 | 1.3281 | 33.7344 | 2 21/64 | 2.3281 | 59.1344 | | 11/32 | 0.3438 | 8.7313 | 1 11/32 | 1.3438 | 34.1313 | 2 11/32 | 2.3438 | 59.5313 | | 23/64 | 0.3594 | 9.1281 | 1 23/64 | 1.3594 | 34.5281 | 2 23/64 | 2.3594 | 59.9281 | | 3/8 | 0.3750 | 9.5250 | 1 3/8 | 1.3750 | 34.9250 | 2 3/8 | 2.3750 | 60.3250 | | 25/64 | 0.3906 | 9.9219 | 1 25/64 | 1.3906 | 35.3219 | 2 25/64 | 2.3906 | 60.7219 | | 13/32 | 0.4063 | 10.3188 | 1 13/32 | 1.4063 | 35.7188 | 2 13/32 | 2.4063 | 61.1188 | | 27/64 | 0.4219 | 10.7156 | 1 27/64 | 1.4219 | 36.1156 | 2 27/64 | 2.4219 | 61.5156 | | 7/16 | 0.4375 | 11.1125 | 1 7/16 | 1.4375 | 36.5125 | 2 7/16 | 2.4375 | 61.9125 | | 29/64 | 0.4531 | 11.5094 | 1 29/64 | 1.4531 | 36.9094 | 2 29/64 | 2.4531 | 62.3094 | | 15/32 | 0.4688 | 11.9063 | 1 15/32 | 1.4688 | 37.3063 | 2 15/32 | 2.4688 | 62.7063 | | 31/64 | 0.4844 | 12.3031 | 1 31/64 | 1.4844 | 37.7031 | 2 31/64 | 2.4844 | 63.1031 | | 1/2 | 0.5000 | 12.7000 | 1 1/2 | 1.5000 | 38.1000 | 2 1/2 | 2.5000 | 63.5000 | | 33/64 | 0.5156 | 13.0969 | 1 33/64 | 1.5156 | 38.4969 | 2 33/64 | 2.5156 | 63.8969 | | 17/32 | 0.5313 | 13.4938 | 1 17/32 | 1.5313 | 38.8938 | 2 17/32 | 2.5313 | 64.2938 | | 35/64 | 0.5469 | 13.8906 | 1 35/64 | 1.5469 | 39.2906 | 2 35/64 | 2.5469 | 64.6906 | | 9/16 | 0.5625 | 14.2875 | 1 9/16 | 1.5625 | 39.6875 | 2 9/16 | 2.5625 | 65.0875 | | 37/64 | 0.5781 | 14.6844 | 1 37/64 | 1.5781 | 40.0844 | 2 37/64 | 2.5781 | 65.4844 | | 19/32 | 0.5938 | 15.0813 | 1 19/32 | 1.5938 | 40.4813 | 2 19/32 | 2.5938 | 65.8813 | | 39/64 | 0.6094 | 15.4781 | 1 39/64 | 1.6094 | 40.8781 | 2 39/64 | 2.6094 | 66.2781 | | 5/8 | 0.6250 | 15.8750 | 1 5/8 | 1.6250 | 41.2750 | 2 5/8 | 2.6250 | 66.6750 | | 41/64 | 0.6406 | 16.2719 | 1 41/64 | 1.6406 | 41.6719 | 2 41/64 | 2.6406 | 67.0719 | | 21/32 | 0.6563 | 16.6688 | 1 21/32 | 1.6563 | 42.0688 | 2 21/32 | 2.6563 | 67.4688 | | 43/64 | 0.6719 | 17.0656 | 1 43/64 | 1.6719 | 42.4656 | 2 43/64 | 2.6719 | 67.8656 | | 11/16 | 0.6875 | 17.4625 | 1 11/16 | 1.6875 | 42.8625 | 2 11/16 | 2.6875 | 68.2625 | | 45/64 | 0.7031 | 17.8594 | 1 45/64 | 1.7031 | 43.2594 | 2 45/64 | 2.7031 | 68.6594 | | 23/32 | 0.7188 | 18.2563 | 1 23/32 | 1.7188 | 43.6563 | 2 23/32 | 2.7188 | 69.0563 | | 47/64 | 0.7344 | 18.6531 | 1 47/64 | 1.7344 | 44.0531 | 2 47/64 | 2.7344 | 69.4531 | | 3/4 | 0.7500 | 19.0500 | 1 3/4 | 1.7500 | 44.4500 | 2 3/4 | 2.7500 | 69.8500 | | 49/64 | 0.7656 | 19.4469 | 1 49/64 | 1.7656 | 44.8469 | 2 49/64 | 2.7656 | 70.2469 | | 25/32 | 0.7813 | 19.8438 | 1 25/32 | 1.7813 | 45.2438 | 2 25/32 | 2.7813 | 70.6438 | | 51/64 | 0.7969 | 20.2406 | 1 51/64 | 1.7969 | 45.6406 | 2 51/64 | 2.7969 | 71.0406 | | 13/16 | 0.8125 | 20.6375 | 1 13/16 | 1.8125 | 46.0375 | 2 13/16 | 2.8125 | 71.4375 | | 53/64 | 0.8281 | 21.0344 | 1 53/64 | 1.8281 | 46.4344 | 2 53/64 | 2.8281 | 71.8344 | | 27/32 | 0.8438 | 21.4313 | 1 27/32 | 1.8438 | 46.8313 | 2 27/32 | 2.8438 | 72.2313 | | 55/64 | 0.8594 | 21.8281 | 1 55/64 | 1.8594 | 47.2281 | 2 55/64 | 2.8594 | 72.6281 | | 7/8 | 0.8750 | 22.2250 | 1 7/8 | 1.8750 | 47.6250 | 2 7/8 | 2.8750 | 73.0250 | | 57/64 | 0.8906 | 22.6219 | 1 57/64 | 1.8906 | 48.0219 | 2 57/64 | 2.8906 | 73.4219 | | 29/32 | 0.9063 | 23.0188 | 1 29/32 | 1.9063 | 48.4188 | 2 29/32 | 2.9063 | 73.8188 | | 59/64 | 0.9219 | 23.4156 | 1 59/64 | 1.9219 | 48.8156 | 2 59/64 | 2.9219 | 74.2156 | | 15/16 | 0.9375 | 23.8125 | 1 15/16 | 1.9375 | 49.2125 | 2 15/16 | 2.9375 | 74.6125 | | 61/64 | 0.9531 | 24.2094 | 1 61/64 | 1.9531 | 49.6094 | 2 61/64 | 2.9531 | 75.0094 | | 31/32 | 0.9688 | 24.6063 | 1 31/32 | 1.9688 | 50.0063 | 2 31/32 | 2.9688 | 75.4063 | | 63/64 | 0.9844 | 25.0031 | 1 63/64 | 1.9844 | 50.4031 | 2 63/64 | 2.9844 | 75.8031 | | 1 | 1.0000 | 25.4000 | 2 | 2.0000 | 50.8000 | 3 | 3.0000 | 76.2000 | |
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