Double End Cobalt High Speed Steel List 522 (Continued) OSG COBALT HSS DOUBLE END SQ
SPEED FEED 1408-1409
PACKED 1 PIECE
HSS-Co
STUB
REG
LONG
WELDON FLAT
30˚
BR
TiN
2 FLUTE
Cutting Diameter Tolerance 1/8" ≤ D ≤ 1" +0 / -0.0011"
Lc
L
Diameter
Length of Cut
Overall Length
Shank Diameter
EDP Number
Surface Treatment
Lc (Inch) 1.563 1.563 1.563 1.625 1.625 1.625 1.625 1.625
L (Inch) 5.500 5.500 5.500 5.875 5.875 5.875 5.875 5.875
d (Inch) 0.875 0.875 0.875 1.000 1.000 1.000 1.000 1.000
D (Fractional Size)
5227800 5224100 5224105 5228000 5228100 5228200 5225100 5225105
27/32
BRIGHT BRIGHT BRIGHT BRIGHT BRIGHT BRIGHT TiN
7/8 7/8
29/32 15/16 31/32
1 1
TiN
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
978
Square End
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