.761 - .925 Diameter Drill Sergeants
- - Available in 2:1, 4:1 & 6:1 Ratio
- - Helical or Straight Flute Design
- - Coolant thru is standard
Patent # 5,259,707
| Tool Info. | ||||||
| Straight Flute | .761 - .925 Dia. Drill Sergeants | |||||
| Tool # | Size Range | Standard Inserts | L | D.O.C. | Coolant Plug | S |
| DS-76-84S | .761 - .840 | DI-765 / DI-781 / DI-812 | 5.950 | 2.000 | NPT 1/8 | 1.000 |
| DS-76-84L | 7.950 | 4.000 | N/A | |||
| DS-76-84XL | 9.950 | 6.000 | N/A | |||
| DS-84-92S | .841 - .925 | DI-843 / DI-875 / DI-906 | 5.950 | 2.000 | NPT 1/8 | |
| DS-84-92L | 7.950 | 4.000 | N/A | |||
| DS-84-92XL | 9.950 | 6.000 | N/A | |||
| Standard Tap sizes Highlighted in Red | ||||||
| Tool Info. | ||||||
| Straight Flute | .761 - .925 Dia. Drill Sergeants | |||||
| Tool # | Size Range | Standard Inserts | L | D.O.C. | Coolant Plug | S |
| DSL-76-84L | .761 - .840 | DI-765 / DI-781 / DI-812 | 7.950 | 4.000 | NPT 1/8 | 1.000 |
| DSL-76-84XL | 9.950 | 6.000 | ||||
| DSL-84-92L | .841 - .925 | DI-843 / DI-875 / DI-906 | 7.950 | 4.000 | ||
| DSL-84-92XL | 9.950 | 6.000 | ||||
| Use Straight Flute For Lathe and High Pressure Coolant Applications over 500 P.S.I. | ||||||
Insert Info.
| Insert Info. .761 - .925 Dia. Drill Sergeants |
||||
| Dia. Tolerance +/-.002 | ||||
| Insert # | D | Grade | Screw | Wrench |
| DI-765 | .7656 | X33 | 560T | T-10 |
| DI-781 | .7812 | |||
| DI-812 | .8125 | K11 | ||
| DI-843 | .8438 | |||
| DI-875 | .8750 | X33 | ||
| DI-906 | .9062 | |||
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. .761 - .925 Dia. Drill Sergeants |
||
| Material | S.F.M. | I.P.R. |
| Mild & Low Carbon Steel Ex. 1018, 1020, 1117, 1141, 12L14 |
700 - 900 | .005 - .008 |
| High Carbon & Alloy Steel Ex. 1045, 4140, 4340, 52100, 8620 |
500 - 600 | .005 - .008 |
| Lower Carbon Tool Steel Ex. P-20, H-13, S-7 |
400 - 500 | .005 - .008 |
| Tool Steel Ex. A-2, A-6, D-2, M-2 |
350 - 450 | .005 - .008 |
| Stainless Steel Ex. 304, 316, 420, 15-5PH, 17-4PH |
350 - 550 | .005 - .008 |
| Iron Ex. Cast, Ductile, Nodular |
600 - 800 | .006 - .012 |
| Nickel & Titanium Alloy Ex. Inconel, Hastelloy, TI-6AL-4V |
100 - 200 | .002 - .004 |
| Non-Ferrous Ex. Aluminum, Bronze, Brass |
1000 - 2000 | .006 - .012 |
| 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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