.511 - .695 Diameter Drill Sergeants

K-Tool, Inc. DS & DSL
  • - Available in 2:1, 4:1 & 6:1 Ratio
  • - Helical or Straight Flute Design
  • - Coolant thru is standard
K-Tool, Inc. DS & DSL

Patent # 5,259,707

    Tool Info.    
Helical Flute .511 - .695 Dia. Drill Sergeants    
Tool # Size Range Standard Inserts L D.O.C. Coolant Plug S
DS-51-57S .511 - .570 DI-515 / DI-531 / DI-562 5.000 1.500 NPT 1/8 .750
DS-51-57L 6.500 3.000 N/A
DS-57-63S .571 - .630 DI-578 / DI-593 / DI-625 5.000 1.500 NPT 1/8
DS-57-63L 6.500 3.000 N/A
DS-63-69S .631 - .695 DI-640 / DI-656 / DI-669 / DI-687 5.000 1.500 NPT 1/8
DS-63-69L 6.500 3.000 N/A
Standard Tap sizes Highlighted in Red

  Tool Info.    
Straight Flute .511 - .695 Dia. Drill Sergeants    
Tool # Size Range Standard Inserts L D.O.C. Coolant Plug S
DSL-51-57L .511 - .570 DI-515 / DI-531 / DI-562 6.500 3.000 NPT 1/8 .750
DSL-57-63L .571 - .630 DI-578 / DI-593 / DI-625
DSL-63-69L .631 - .695 DI-640 / DI-656 / DI-669 / DI-687
Use Straight Flute For Lathe and High Pressure Coolant Applications over 500 P.S.I.

Insert Info.

DI Insert.png
Insert Info.
.511 - .695 Dia. Drill Sergeants
Diameter Tolerance +/-.002
Insert # D Grade Screw Wrench
DI-515 .5156 X33 314T T-8
DI-531 .5312
DI-562 .5625
DI-578 .5781
DI-593 .5938
DI-625 .6250
DI-640 .6400
DI-656 .6562
DI-669 .6693
DI-687 .6875 K11

Technical Data

Insert Loading Procedure

  • - Air blast pocket clean
  • - Hold insert in place
  • - Tighten screws until each one makes light contact
  • - Alternate tightening screws several times until screws are tight
Speed and Feed Info.
.511 - .695 Dia. Drill Sergeants
Material S.F.M. I.P.R.
Mild & Low Carbon Steel
Ex. 1018, 1020, 1117, 1141, 12L14
700 - 900 .004 - .006
High Carbon & Alloy Steel
Ex. 1045, 4140, 4340, 52100, 8620
500 - 600 .004 - .006
Lower Carbon Tool Steel
Ex. P-20, H-13, S-7
400 - 500 .004 - .006
Tool Steel
Ex. A-2, A-6, D-2, M-2
350 - 450 .004 - .006
Stainless Steel
Ex. 304, 316, 420, 15-5PH, 17-4PH
350 - 550 .004 - .006
Iron
Ex. Cast, Ductile, Nodular
600 - 800 .005 - .008
Nickel & Titanium Alloy
Ex. Inconel, Hastelloy, TI-6AL-4V
100 - 200 .001 - .003
Non-Ferrous
Ex. Aluminum, Bronze, Brass
1000 - 2000 .005 - .008
Insert Grade Selection
Material Material Examples Preferred Grade
High & Low Carbon Steels 1018, 1020, 1117, 1141, 12L14 K11 or X33
High Carbon & Alloy Steels 1045, 4140, 4340, 52100, 8620 K11 or X33
Lower Carbon Tool Steels P-20, H-13, S-7 K11 or X33
Tool Steels A-2, A-6, D-2, M-2 K11 or X33
Stainless Steels 303, 304, 316, 420, 15-5PH, 17-4PH K11 or X33
Iron Cast, Nodular K11 or X33
Iron Ductile K11 or X33
Nickel & Titanium Alloys Inconel, Hastelloy, TI-6AL-4V K11 or X33
Non-Ferrous Metals Aluminum, Bronze, Brass K11 or X33
Insert Grade Description
Grade Description
X33 High Performance Nitride
K11 Universal High Performance Dense Coating
**X33 will be replaced with K11
as inventory runs out **
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