ISO canned cycles (T)
92
M: Increment (positive M) or decrement
(negative M) of the thread pitch per spindle
turn
H:
Thread entry (start) type
H=0: Radial entry
H=1: Entry by starting flank (to the right)
H=2: Zig-zag radial entry by the first center.
(beginning from the initial side or right)
H=3: Entry from final flank (to the left)
H=4: Entry in radial zigzag from the final
center (beginning from the final side or left)
H=5: Entry in zigzag from the flanks
(alternating the beginning on both flanks)
U: Partial thread repair or machining a thread by
entering directly into it.
U=0: Full threading or repair
U=1: Partial threading or repair
N:
Normal or blind thread
N=0: Normal thread
N=1: Blind thread
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