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Machinists-Handbook-Gcodetutor.Pdf GCodeTutor.com Machinists Handbook GCodeTutor.com Content Conversion • G74 Peck Drilling • Calculations • G75 Peck Grooving • 1/64” to 1” • G76 Screw Cutting Single Line • 1 1/64” to 2” • G76 Screw Cutting Double Line • 2 1/64” to 3” • G83 Z-axis Peck Drilling Screw Thread Charts • G84 Z-axis Tapping • Metric Coarse Thread • G87 X-axis Peck Drilling • Metric Fine Thread • G88 X-axis Tapping • BSW British Standard Whitworth Thread G Code Canned Cycles - Milling • BSF British Standard Fine Thread • G81 Drilling • BA British Association Screw Thread • G82 Counter bore • BSPP British Standard Pipe parallel • G83 Peck Drilling • BSPT British Standard pipe Taper • G84 Tapping • UNC Unified Coarse Thread • G85 Bore in / Bore out • UNF Unified Fine Thread • G86 Bore in / Rapid out • UNEF Unified Extra Fine Thread Calculations • Reamer Drill Size • Speeds and Feeds Abbreviations • Tapping Drill CNC Programming Reference • Trigonometry • G Code Trigonometry Charts • M Code Tool Geometry • Auxiliary Commands • RH Knife Tool G Code Canned Cycles - Turning • Drill • G70 Finishing • Centre Drill • G71 Roughing • End Mill • G72 Facing • Morse Taper • G73 Pattern Repeating Afterword Machinists Handbook GCodeTutor.com Conversion Charts Machinists Handbook GCodeTutor.com Conversion Calculations Length Kilometers (km) x 0.62 = Miles (mi) Miles (mi) x 1.61 = Kilometers (km) Kilometers (km) x 3280.8 = Feet (ft) Feet (ft) x 0.0003048 = Kilometers (km) Meters (m) x 3.28 = Feet (ft) Feet (ft) x 0.3 = Meters (m) Centimeters (cm) x 0.39 = Inches (in) Inches (in) x 2.54 = Centimeters (cm) Millimeters (mm) x 0.039 = Inches (in) Inches (in) x 25.4 = Millimeters (mm) Meters (m) x 39.37 = Inches (in) Inches (in) x 0.0254 = Meters (m) Meters (m) x 1.09361 = Yards (yd) Yards (yd) x 0.91 = Meters (m) Kilometers (km) x 1093.61 = Yards (yd) Yards (yd) x 0.00091 = Kilometers (km) Volume Liters (l) x 1.057 = Quarts (qt) Quarts (qt) x 0.95 = Liters (l) Liters (l) x 0.264 = Gallons (gal) Gallons (gal) x 3.785 = Liters (l) Milliliters (ml) x 0.0042 = Cups (c) Cups (c) x 236.6 = Milliliters (ml) Milliliters (ml) x 0.0338 = Ounces (oz) Ounces (oz) x 29.57 = Milliliters (ml) Mass Kilogram (kg) x 0.0011 = Tons (ton) Tons (ton) x 907.18 = Kilograms (kg) Kilogram (kg) x 2.2046 = Pounds (lb) Pounds (lb) x 0.454 = Kilograms (kg) Grams (g) x 0.035 = Ounces (oz) Ounces (oz) x 28.35 = Grams (g) Grams (g) x 0.002205 = Pounds (lb) Pounds (lb) x 453.592 = Grams (g) Milligrams (mg) x 0.000035 = Ounces (oz) Ounces (oz) x 28350 = Milligrams (mg) Temperature Fahrenheit (F) (Temperature (F) – 32)*5/9 Celsius (C) Celsius (C) (Temperature (C)*9/5) + 32 Fahrenheit (F) Machinists Handbook GCodeTutor.com Measurement Conversion Charts Fraction Decimal mm Fraction Decimal mm Fraction Decimal mm . 0.0039 0.1 15/64 0.2344 5.9531 5/8 0.625 15.875 . 0.0079 0.2 . 0.2362 6 . 0.6299 16 . 0.0118 0.3 1/4 0.25 6.35 41/64 0.6406 16.2719 1/64 0.0156 0.3969 . 0.2559 6.5 . 0.6496 16.5 . 0.0157 0.4 17/64 0.2656 6.7469 21/32 0.6563 16.6688 . 0.0197 0.5 . 0.2756 7 . 0.6693 17 . 0.0236 0.6 9/32 0.2813 7.1438 43/64 0.6719 17.0656 . 0.0276 0.7 . 0.2953 7.5 11/16 0.6875 17.4625 1/32 0.0313 0.7938 19/64 0.2969 7.5406 . 0.689 17.5 . 0.0315 0.8 5/16 0.3125 7.9375 45/64 0.7031 17.8594 . 0.0354 0.9 . 0.315 8 . 0.7087 18 . 0.0394 1 21/64 0.3281 8.3344 23/32 0.7188 18.2563 . 0.0433 1.1 . 0.3346 8.5 . 0.7283 18.5 3/64 0.0469 1.1906 11/32 0.3438 8.7313 47/64 0.7344 18.6531 . 0.0472 1.2 . 0.3543 9 . 0.748 19 . 0.0512 1.3 23/64 0.3594 9.1281 3/4 0.75 19.05 . 0.0551 1.4 . 0.374 9.5 49/64 0.7656 19.4469 . 0.0591 1.5 3/8 0.375 9.525 . 0.7677 19.5 1/16 0.0625 1.5875 25/64 0.3906 9.9219 25/32 0.7813 19.8438 . 0.063 1.6 . 0.3937 10 . 0.7874 20 . 0.0669 1.7 13/32 0.4063 10.3188 51/64 0.7969 20.2406 . 0.0709 1.8 . 0.4134 10.5 . 0.8071 20.5 . 0.0748 1.9 27/64 0.4219 10.7156 13/16 0.8125 20.6375 5/64 0.0781 1.9844 . 0.4331 11 . 0.8268 21 . 0.0787 2 7/16 0.4375 11.1125 53/64 0.8281 21.0344 . 0.0827 2.1 . 0.4528 11.5 27/32 0.8438 21.4313 . 0.0866 2.2 29/64 0.4531 11.5094 . 0.8465 21.5 . 0.0906 2.3 15/32 0.4688 11.9063 55/64 0.8594 21.8281 3/32 0.0938 2.3813 . 0.4724 12 . 0.8661 22 . 0.0945 2.4 31/64 0.4844 12.3031 7/8 0.875 22.225 . 0.0984 2.5 . 0.4921 12.5 . 0.8858 22.5 7/64 0.1094 2.7781 1/2 0.5 12.7 57/64 0.8906 22.6219 . 0.1181 3 . 0.5118 13 . 0.9055 23 1/8 0.125 3.175 33/64 0.5156 13.0969 29/32 0.9063 23.0188 . 0.1378 3.5 17/32 0.5313 13.4938 59/64 0.9219 23.4156 9/64 0.1406 3.5719 . 0.5315 13.5 . 0.9252 23.5 5/32 0.1563 3.9688 35/64 0.5469 13.8906 15/16 0.9375 23.8125 . 0.1575 4 . 0.5512 14 . 0.9449 24 11/64 0.1719 4.3656 9/16 0.5625 14.2875 61/64 0.9531 24.2094 . 0.1772 4.5 . 0.5709 14.5 . 0.9646 24.5 3/16 0.1875 4.7625 37/64 0.5781 14.6844 31/32 0.9688 24.6063 . 0.1969 5 . 0.5906 15 . 0.9843 25 13/64 0.2031 5.1594 19/32 0.5938 15.0813 63/64 0.9844 25.0031 . 0.2165 5.5 39/64 0.6094 15.4781 1 1 25.4 7/32 0.2188 5.5563 . 0.6102 15.5 Machinists Handbook GCodeTutor.com Measurement Conversion Charts Measurement Conversion Chart Measurement Conversion Chart Fraction Decimal mm Fraction Decimal mm 1 1/64 1.0156 25.7969 1 37/64 1.5781 40.0844 1 1/32 1.0313 26.1938 1 19/32 1.5938 40.4813 1 3/64 1.0469 26.5906 1 39/64 1.6094 40.8781 1 1/16 1.0625 26.9875 1 5/8 1.625 41.275 1 5/64 1.0781 27.3844 1 41/64 1.6406 41.6719 1 3/32 1.0938 27.7813 1 21/32 1.6563 42.0688 1 7/64 1.1094 28.1781 1 43/64 1.6719 42.4656 1 1/8 1.125 28.575 1 11/16 1.6875 42.8625 1 9/64 1.1406 28.9719 1 45/64 1.7031 43.2594 1 5/32 1.1563 29.3688 1 23/32 1.7188 43.6563 1 11/64 1.1719 29.7656 1 47/64 1.7344 44.0531 1 3/16 1.1875 30.1625 1 3/4 1.75 44.45 1 13/64 1.2031 30.5594 1 49/64 1.7656 44.8469 1 7/32 1.2188 30.9563 1 25/32 1.7813 45.2438 1 15/64 1.2344 31.3531 1 51/64 1.7969 45.6406 1 1/4 1.25 31.75 1 13/16 1.8125 46.0375 1 17/64 1.2656 32.1469 1 53/64 1.8281 46.4344 1 9/32 1.2813 32.5438 1 27/32 1.8438 46.8313 1 19/64 1.2969 32.9406 1 55/64 1.8594 47.2281 1 5/16 1.3125 33.3375 1 7/8 1.875 47.625 1 21/64 1.3281 33.7344 1 57/64 1.8906 48.0219 1 11/32 1.3438 34.1313 1 29/32 1.9063 48.4188 1 23/64 1.3594 34.5281 1 59/64 1.9219 48.8156 1 3/8 1.375 34.925 1 15/16 1.9375 49.2125 1 25/64 1.3906 35.3219 1 61/64 1.9531 49.6094 1 13/32 1.4063 35.7188 1 31/32 1.9688 50.0063 1 27/64 1.4219 36.1156 1 63/64 1.9844 50.4031 1 7/16 1.4375 36.5125 2 2 50.8 1 29/64 1.4531 36.9094 1 15/32 1.4688 37.3063 1 31/64 1.4844 37.7031 1 1/2 1.5 38.1 1 33/64 1.5156 38.4969 1 17/32 1.5313 38.8938 1 35/64 1.5469 39.2906 1 9/16 1.5625 39.6875 Machinists Handbook GCodeTutor.com Measurement Conversion Charts Measurement Conversion Chart Measurement Conversion Chart Fraction Decimal mm Fraction Decimal mm 2 1/64 2.0156 51.1969 2 37/64 2.5781 65.4844 2 1/32 2.0313 51.5938 2 19/32 2.5938 65.8813 2 3/64 2.0469 51.9906 2 39/64 2.6094 66.2781 2 1/16 2.0625 52.3875 2 5/8 2.625 66.675 2 5/64 2.0781 52.7844 2 41/64 2.6406 67.0719 2 3/32 2.0938 53.1813 2 21/32 2.6563 67.4688 2 7/64 2.1094 53.5781 2 43/64 2.6719 67.8656 2 1/8 2.125 53.975 2 11/16 2.6875 68.2625 2 9/64 2.1406 54.3719 2 45/64 2.7031 68.6594 2 5/32 2.1563 54.7688 2 23/32 2.7188 69.0563 2 11/64 2.1719 55.1656 2 47/64 2.7344 69.4531 2 3/16 2.1875 55.5625 2 3/4 2.75 69.85 2 13/64 2.2031 55.9594 2 49/64 2.7656 70.2469 2 7/32 2.2188 56.3563 2 25/32 2.7813 70.6438 2 15/64 2.2344 56.7531 2 51/64 2.7969 71.0406 2 1/4 2.25 57.15 2 13/16 2.8125 71.4375 2 17/64 2.2656 57.5469 2 53/64 2.8281 71.8344 2 9/32 2.2813 57.9438 2 27/32 2.8438 72.2313 2 19/64 2.2969 58.3406 2 55/64 2.8594 72.6281 2 5/16 2.3125 58.7375 2 7/8 2.875 73.025 2 21/64 2.3281 59.1344 2 57/64 2.8906 73.4219 2 11/32 2.3438 59.5313 2 29/32 2.9063 73.8188 2 23/64 2.3594 59.9281 2 59/64 2.9219 74.2156 2 3/8 2.375 60.325 2 15/16 2.9375 74.6125 2 25/64 2.3906 60.7219 2 61/64 2.9531 75.0094 2 13/32 2.4063 61.1188 2 31/32 2.9688 75.4063 2 27/64 2.4219 61.5156 2 63/64 2.9844 75.8031 2 7/16 2.4375 61.9125 3 3 76.2 2 29/64 2.4531 62.3094 2 15/32 2.4688 62.7063 2 31/64 2.4844 63.1031 2 1/2 2.5 63.5 2 33/64 2.5156 63.8969 2 17/32 2.5313 64.2938 2 35/64 2.5469 64.6906 2 9/16 2.5625 65.0875 Machinists Handbook GCodeTutor.com Screw Thread Charts Machinists Handbook GCodeTutor.com Metric Coarse Thread Chart Metric Coarse Thread Chart Nominal Minor Major Thread Pitch Tap Drill Size Pitch Diameter Diameter Height Diameter Diameter ISO 1 0.693 1 0.153 0.25 0.838 0.75 1.1 0.793 1.1 0.153 0.25 0.938 0.85 1.2 0.893 1.2 0.153 0.25 1.038 0.95 1.4 1.032 1.4 0.184 0.3 1.205 1.1 1.6 1.171 1.6 0.215 0.35 1.373 1.25 1.8 1.371 1.8 0.215 0.35 1.573 1.45 2 1.509 2 0.245 0.4 1.74 1.6 2.2 1.648 2.2 0.276 0.45 1.908 1.75 2.5 1.948 2.5 0.276 0.45 2.208 2.05 3 2.387 3 0.307 0.5 2.675 2.5 3.5 2.764 3.5 0.368 0.6 3.11 2.9 4 3.141 4 0.429 0.7 3.545 3.3 4.5 3.58 4.5 0.46 0.75 4.013 3.8 5 4.019 5 0.491 0.8 4.48 4.2 6 4.773 6 0.613 1 5.35 5 7 5.773 7 0.613 1 6.35 6 8 6.466 8 0.767 1.25 7.188 6.8 9 7.466 9 0.767 1.25 8.188 7.8 10 8.16 10 0.92 1.5 9.026 8.5 11 9.16 11 0.92 1.5 10.026 9.5 12 9.853 12 1.074 1.75 10.863 10.2 14 11.546 14 1.227 2 12.701 12 16 13.546 16 1.227 2 14.701 14 18 14.933 18 1.534 2.5 16.376 15.5 20 16.933 20 1.534 2.5 18.376 17.5 22 18.933 22 1.534 2.5 20.376 19.5 24 20.319 24 1.84 3 22.051 21 27 23.319 27 1.84 3 25.051 24 30 25.706 30 2.147 3.5 27.727 26.5 33 28.706 33 2.147 3.5 30.727 29.5 36 31.093 36 2.454 4 33.402 32 39 34.093 39 2.454 4 36.402 35 42 36.479 42 2.76 4.5 39.077 37.5 45 39.479 45 2.76 4.5 42.077 40.5 48 41.866 48 3.067 5 44.752 43 52 45.866 52 3.067 5 48.752 47 56 49.252 56 3.374 5.5 52.428 50.5 60 53.252 60 3.374 5.5 56.428 54.5 64 56.639 64 3.681 6 60.103 58 68 60.639 68 3.681 6 64.103 62
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