Double End Cobalt High Speed Steel
List 542 OSG COBALT HSS DOUBLE END SQ
SPEED FEED 1410-1411
PACKED 1 PIECE
HSS-Co
STUB
REG
LONG
WELDON FLAT
30˚
BR
TiN
4 FLUTE
Cutting Diameter Tolerance D < Shank Dia. +0.0011 / -0" D = Shank Dia. -0.0004 / -0.0015"
Length of Cut
Overall Length
Shank Dia.
Length of Cut
Overall Length
Shank Dia.
Dia.
Dia.
EDP Number
Surface Treatment
EDP Number
Surface Treatment
D (Fractional Size)
D (Fractional Size)
Lc (Inch)
L (Inch)
d (Inch)
Lc (Inch)
L (Inch)
d (Inch)
5420100 5420105 5426000 5429100 5426100 5420200 5420205 5426200 5429200 5426300 5420300 5420305 5426400 5429300 5426500 5420400 5420405 5426600 5429400 5426700 5420500 5420505 5426800 5429500 5426900 5429600
1/8 1/8
0.375 3.063 0.375 BRIGHT
5429605 5427000 5429700 5427100 5421100 5421105 5427200 5429800 5427300 5422100 5422105 5427400 5429900 5427500 5423100 5423105 5427600 5428100 5424100 5424105 5428000 5428200 5428300 5425100 5425105
7/16 1.000 4.125 0.500
TiN
0.375 3.063 0.375
TiN
29/64 1.000 4.125 0.500 BRIGHT 15/32 1.000 4.125 0.500 BRIGHT 31/64 1.000 4.125 0.500 BRIGHT
9/64 0.438 3.125 0.375 BRIGHT 5/32 0.438 3.125 0.375 BRIGHT 11/64 0.500 3.250 0.375 BRIGHT 3/16 0.500 3.250 0.375 BRIGHT 13/64 0.563 3.250 0.375 BRIGHT 7/32 0.563 3.250 0.375 BRIGHT 15/64 0.625 3.375 0.375 BRIGHT 3/16 0.500 3.250 0.375 TiN 17/64 0.688 3.375 0.375 BRIGHT 9/32 0.688 3.375 0.375 BRIGHT 19/64 0.750 3.500 0.375 BRIGHT 5/16 0.750 3.500 0.375 BRIGHT 21/64 0.750 3.500 0.375 BRIGHT 11/32 0.750 3.500 0.375 BRIGHT 23/64 0.750 3.500 0.375 BRIGHT 1/4 1/4 0.625 3.375 0.375 BRIGHT 0.625 3.375 0.375 TiN 5/16 0.750 3.500 0.375 TiN 25/64 1.000 4.125 0.500 BRIGHT 13/32 1.000 4.125 0.500 BRIGHT 27/64 1.000 4.125 0.500 BRIGHT 7/16 1.000 4.125 0.500 BRIGHT 3/8 3/8 0.750 3.500 0.375 BRIGHT 0.750 3.500 0.375 TiN
1/2 1/2
1.000 4.125 0.500 BRIGHT
1.000 4.125 0.500
TiN
17/32 1.375 5.000 0.625 BRIGHT 9/16 1.375 5.000 0.625 BRIGHT 19/32 1.375 5.000 0.625 BRIGHT
5/8 5/8
1.375 5.000 0.625 BRIGHT
1.375 5.000 0.625
TiN
21/32 1.625 5.625 0.750 BRIGHT 11/16 1.625 5.625 0.750 BRIGHT 23/32 1.625 5.625 0.750 BRIGHT
3/4 3/4
1.625 5.625 0.750 BRIGHT
1.625 5.625 0.750
TiN
25/32 1.875 6.125 0.875 BRIGHT 13/16 1.875 6.125 0.875 BRIGHT
7/8 7/8
1.875 6.125 0.875 BRIGHT
1.875 6.125 0.875
TiN
29/32 1.875 6.375 1.000 BRIGHT 15/16 1.875 6.375 1.000 BRIGHT 31/32 1.875 6.375 1.000 BRIGHT
1 1
1.875 6.375 1.000 BRIGHT
1.875 6.375 1.000
TiN
Stocked
Available Upon Request; MOQ May Apply
STE
Globally Stocked Note: Other coatings available upon request.
Stocked
Available Upon Request; MOQ May Apply
STE
Globally Stocked 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
981
Square End
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