Calculated Industries Machinist Calc 4086 User Manual - — 43
U
ser
'
s
G
Uide
— 43
3. Store selected Thread Size and find the recommended
Cutting Tap Hole Size (Cut Tap Drill Size) and the Thread
Outside Diameter (Minimum Major Diameter):
O
*
0.
t
THReD
SIZe
1/2 –
28
INCH
t
(Cut Tap Drill Size)
TAP
DRILL SIZe
0-15/32
INCH
t
(Outside Diameter)
OD
SIZe
0.5000
INCH
* In addition to clearing the display, pressing
O
upon reaching the
desired TPI stores the displayed Thread Size.
You can also directly enter a Threads per Inch value instead of
toggling through the available ones. For this example, use a 3/8
Inch screw size with 16 TPI and toggle through the available
Thread characteristics.
KeYSTROKe
DISPLAY
O O
0.
1. Enter the Thread Size:
3 / 8 t
SIZe
3/8–
INCH
2. Enter the TPI and store the final Thread Size:
1 6 t
*
THReD
SIZe
3/8–
16
INCH
3. Find the recommended Cutting Tap Hole Size (Cut Tap Drill
Size) and the Thread Outside Diameter (Minimum Major
Diameter):
t
(Cut Tap Drill Size)
TAP
DRILL SIZe
0-5/16
INCH
t
(Outside Diameter)
OD
SIZe
0.3750
INCH
* After entering the TPI value, the press of
t
is required in order to
store the entered Thread Size.
Metric Thread Size –
Model 4086
Enter a 2 mm screw size and toggle through the available
common Thread Pitches until 0.4 is reached. Store the Thread
Size and toggle through the available Thread characteristics.
(cont'd)
KeYSTROKe
DISPLAY