AT-2 Advanced Performance End-Cutting Thread Mill for High-Hardness Steel
List 16645 A BRAND AT-2, Straight Flute, End Cut
SPEED FEED 790
PACKED 1 PIECE
h6 SHANK
LH
CARBIDE DUROREY
THREAD MILL
0˚
4 FLUTE
Lc
L1
L
Overall Length
Length of Cut
Neck Length
Shank Diameter
Diameter
EDP Number
Thread Size
Coolant- Through
D (Inch) 0.122 0.146 0.179 0.179 0.224 0.224 0.264 0.264 0.362 0.362
L (Inch) 2.000 3.000 3.000 3.000 3.500 3.500 3.500 3.500 3.500 3.500
Lc (Inch) 0.094 0.125 0.150 0.107 0.167 0.125 0.188 0.125 0.231 0.150
L1 (Inch) 0.406 0.484 0.625 0.589 0.764 0.730 0.906 0.854 1.192 1.125
d (Inch) 0.250 0.250 0.250 0.250 0.375 0.375 0.375 0.375 0.375 0.375
1664500011 1664500111 1664500211 1664500311 1664500411 1664500511 1664500611 1664500711 1664500811 1664500911
No. 8 - 32 UNC No. 10 - 24 UNC 1/4 - 20 UNC 1/4 - 28 UNF 5/16 - 18 UNC 5/16 - 24 UNF
- - - - - - - -
3/8 - 16 UNC 3/8 - 24 UNF 1/2 - 13 UNC 1/2 - 20 UNF
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
404
Thread Mills
osgtool.com
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