Page 27 - Catalog 15

.687 - .812 Diameter

L
L-1

D.O.C.
0°

D S

Coolant Thru Standard

Tool Info. Flat Bottom Drills
Tool # D Flutes L L-1 D.O.C. S Coolant Plug Insert
FB-687 .687 2-1 Effective 4.250 2.250 1.375 .750
FB-687-3 .687 2-1 Effective 4.937 2.937 2.062 .750
FB-718 .718 2-1 Effective 4.250 2.250 1.437 .750
FB-718-3 .718 2-1 Effective 5.062 3.062 2.187 .750
FB-750 .750 2-1 Effective 4.750 2.500 1.500 1.000
NPT 1/8 SPEB-221CB
FB-750-3 .750 2-1 Effective 5.500 3.250 2.250 1.000
FB-781 .781 2-1 Effective 4.750 2.500 1.562 1.000
FB-781-3 .781 2-1 Effective 5.500 3.250 2.343 1.000
FB-812 .812 2-1 Effective 4.750 2.500 1.625 1.000
FB-812-3 .812 2-1 Effective 5.625 3.375 2.437 1.000

I.C. T Speed and Feed Info.
Material S.F.M. I.P.R.
Mild & Low Carbon Steel 800 - 1200 .002 - .004
R Ex. 1018, 1020, 1117, 1141, 12L14
High Carbon & Alloy Steel 500 - 800 .002 - .003
Insert Info Ex. 1045, 4140, 4340, 52100, 8620
SPEB-221CB Lower Carbon Tool Steel 400 - 700 .002 - .003
Ex. P-20, H-13, S-7
Grades X33 X40 Tool Steel
Ex. A-2, A-6, D-2, M-2 300 - 600 .001 - .003
I.C. .250
Stainless Steel 300 - 600 .001 - .003
T .125 Ex. 304, 316, 420, 15-5PH, 17-4PH
R .015 Iron 600 - 1000 .002 - .005
Ex. Cast, Ductile, Nodular
Screw 314T Nickel & Titanium Alloy
Ex. Inconel, Hastelloy, TI-6AL-4V 120 - 180 .001 - .002
Wrench T-8
Non-Ferrous Metal 1000 - 2500 .003 - .006
Ex. Aluminum, Bronze, Brass
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