Quom
Threads
Rings
Slot Ramp
Chord
Wear Comp
Drills
RING GROOVE
MOB
ring number + ball in → MOB ID / OD out · API 6A R / RX / BX
RING
ALL RINGS · 50
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All
R
RX
BX
TYPE R
R23
R24
R26
R27
R31
R35
R37
R39
R41
R44
R45
R46
R49
R50
R53
R54
R57
R65
R66
R73
R74
TYPE RX
RX20
RX25
RX201
RX205
RX210
RX215
TYPE BX
BX151
BX152
BX153
BX154
BX155
BX156
BX157
BX158
BX159
BX160
BX161
BX162
BX163
BX164
BX165
BX166
BX167
BX168
BX169
BX170
BX171
BX172
BX303
BALL MIC
remembered on this phone
1/8"
3/16"
1/4"
Pick a ring above to get the MOB targets.
Values for API 6A ring grooves, 23° flanks. MOB values are machining targets.