GENERAL PURPOSE List 125 (Continued) OSG GENERAL PURPOSE-POT STI
PACKED 1 PIECE
HSS
STI
SPIRAL POINT
BR
0˚
C/4P
Lc
lk
L1
L
Overall Length
Thread Length
Neck Length
Shank Diameter
Square Width
Square Length Number of Flutes
Thread Size
Thread Limit
Surface Treatment
EDP
L (Inch)
Lc (Inch)
L1 (Inch)
d (Inch) 0.542 0.542 0.697 0.697 0.652 0.652 0.800 0.800 0.800 0.800 1.021 1.021 0.896 0.896
k (Inch)
lk (Inch)
12501500 12501600 12501700 12501800 12501900 12502000 12502100 12502200 12502300 12502400 12502500 12502600 12502700 12502800
5/8 - 18 UNF STI 5/8 - 18 UNF STI 3/4 - 10 UNC STI 3/4 - 10 UNC STI 3/4 - 16 UNF STI 3/4 - 16 UNF STI 7/8 - 9 UNC STI 7/8 - 9 UNC STI 7/8 - 14 UNF STI 7/8 - 14 UNF STI 1 - 8 UNC STI 1 - 8 UNC STI 1 - 12 UNF STI 1 - 12 UNF STI
H3 H4 H3 H5 H3 H4 H3 H5 H3 H4 H4 H6 H4 H6
4.031 1.090 1.562 4.031 1.090 1.562 4.689 1.334 1.885 4.689 1.334 1.885 4.469 1.417 1.771 4.469 1.417 1.771 5.130 1.500 2.090 5.130 1.500 2.090 5.130 1.500 2.090 5.130 1.500 2.090 5.752 1.712 2.381 5.752 1.712 2.381 5.441 1.712 2.303 5.441 1.712 2.303
0.406 0.625 0.406 0.625 0.523 0.750 0.523 0.750 0.489 0.688 0.489 0.688 0.600 0.813 0.600 0.813 0.600 0.813 0.600 0.813 0.766 1.000 0.766 1.000 0.672 0.875 0.672 0.875
3 3 3 3 3 3 3 3 3 3 4 4 4 4
Bright Bright Bright Bright Bright Bright Bright Bright Bright Bright Bright Bright Bright Bright
Globally Stocked
Stocked
Available Upon Request; MOQ May Apply
Note: Other coatings are available upon request.
P
M
K
N
S
H
Steel
Non-Ferrous
HRSA
Carbon Steel
Stainless Steel
Hardened 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
25-80 SFM 20-50 SFM 20-45 SFM
25-75 SFM 40-80 SFM 40-65 SFM
Good
Best
726
STI Taps
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