Double End Cobalt High Speed Steel List 543 OSG COBALT HSS DOUBLE END SQ
SPEED FEED 1410-1411
PACKED 1 PIECE
HSS-Co
STUB
REG
WELDON FLAT
30˚
BR
4 FLUTE
Cutting Diameter Tolerance D < Shank Dia. +0.0011 / -0" D = Shank Dia. -0.0004 / -0.0015"
Diameter
Length of Cut
Overall Length
Shank Diameter
EDP Number
Lc (Inch) 0.375 0.500 0.625 0.750 0.750 1.000 1.375 1.625 1.875 1.875
L (Inch) 3.063 3.250 3.375 3.500 3.500 4.125 5.000 5.625 6.125 6.375
d (Inch) 0.375 0.375 0.375 0.375 0.375 0.500 0.625 0.750 0.875 1.000
D (Fractional Size)
5430100 5430200 5430300 5430400 5430500 5431100 5432100 5433100 5434100 5435100
1/8
3/16
1/4
5/16
3/8 1/2 5/8 3/4 7/8
1
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
982
Square End
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