Single End Cobalt High Speed Steel
List 557 OSG COBALT HSS CE-EXML
SPEED FEED 1410-1411
LONG EXTRA LONG
PACKED 1 PIECE
HSS-Co
WELDON FLAT
30˚
BR
Cutting Diameter Tolerance 1/4" ≤ D ≤ 2" +0.0011 / -0"
Diameter
Length of Cut
Overall Length
Shank Diameter
EDP Number
Number of Flutes
Lc (Inch) 1.750 2.000 2.500 3.000 4.000 4.000 5.000 6.000 6.000 8.000 8.000
L (Inch) 3.563 3.750 4.250 5.000 6.125 6.250 7.250 8.500 8.500
d (Inch) 0.375 0.375 0.375 0.500 0.625 0.750 0.875 1.000 1.250 1.250 2.000
D (Fractional Size)
5570300 5570400 5570500 5571100 5572100 5573100 5574100 5575100 5576100 5576200 5578400
1/4
4 4 4 4 4 4 4 4 6 6 6
5/16
3/8 1/2 5/8 3/4 7/8
1
1-1/4 1-1/2
10.500 11.750
2
Globally Stocked
Stocked
Available Upon Request; MOQ May Apply
STE
Note: Other coatings 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
Good
Best
967
Square End
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