AT-1 Advanced Performance One Pass Thread Mill
List 16631 A BRAND AT-1, NPTF
SPEED FEED 789
PACKED 1 PIECE
h6 SHANK
CARBIDE EgiAs
THREAD MILL
11˚
Type 3
Type 4
Lc
Lc
L1
L
L
Overall Length
Length of Cut
Neck Length
Shank Diameter
Diameter
EDP Number
Thread Size
Number of Flutes
Type
D (Inch) 0.223 0.302 0.381 0.459 0.617 0.737
L (Inch) 3.000 3.500 3.500 3.500 4.000 4.000
Lc (Inch) 0.407 0.407 0.611 0.611 0.786 0.957
L1 (Inch) 0.480 0.720 0.720 -
d (Inch) 0.250 0.313 0.500 0.500 0.625 0.750
1663100017 1663100117 1663100217 1663100317 1663100417 1663100517
1/16 - 27 NPTF 1/8 - 27 NPTF 1/4 - 18 NPTF 3/8 - 18 NPTF 1/2 - 14 NPTF 1 - 11.5 NPTF
4 4 5 5 5 6
3 4 3 3 4 4
- -
Globally Stocked
Stocked
Available Upon Request; MOQ May Apply
ATP
Note: For internal threads only.
For more information on thread mill applications, including ThreadPro software, visit: osgtool.com/ThreadPro. P M K N S H Steel Stainless Steel Non-Ferrous HRSA Hardened Steel
Carbon Steel
Alloy Steel 4140 4340
Cast Iron
Aluminum Nickel Alloy Titanium
Die Steel
Low Medium High 1010 1018 1035 1045 1065
6Al4V (30 HRC)
~35 HRC
35-45 HRC
45-50 HRC
50-70 HRC
6061 7075 Casting Inconel
300
400 17-4 PH
Good
Best
403
osgtool.com
Thread Mills
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