As it says at the top this program faces and chamfers the end of a piece of stock. If you copy this and load it into a Haas lathe you can watch in in Graphics.
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O00010 (FACE&CHAMFER)
N1 G20 G40 G80 G99 G61 G97
N2 G53 G00 X-2. Z-15.
N3 G50 S1800 (max spindle speed)
N4 T101
N5 S1000 M03 (starting spindle speed)
N7 G00 X5.79 Z2. M08 (move to a safe distance for start)
N8 G00 X5.79 Z0.15 (move to actual starting distance)
N8 G96 S1600 (set constant surface speed CSS at 1600FPM for aluminum)
N9 G72 P10 Q18 D0.03 U0.004 W0.004 F0.005 (face in .03 increments leave 0.004 for clean up)
N10 G00 X5.78 Z0.
N11 G01 X3.5 F0.004
N13 X2.5
N14 X0.
N15
N16
N17
N18
N19 G70 P10 Q18 (take finish cut)
N20 G97 G00 Z6.
N21
N22 M30
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