1.000 - 1.250 Diameter Drill Mills
1 Flute Effective Center Cutting Endmills
- - Cuts a flat bottom within .001
- - Uses the same insert in both pockets
- - Center cutting
- - Drill from solid or ramp into a part at any angle
- - Ideal for pocket milling
- - Drilling shallow depth flat bottom holes
- - 4 cutting edges per insert
| Tool Info. 1.000 - 1.250 Dia. Drill Mills |
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| Tool # | D | Inserts | L | L-1 | B | S | Positive
Top Inserts |
Chipbreaker
Inserts |
Screw | Wrench |
| DM-1000 | 1.000 | 2 | 3.250 | 1.250 | .340 | .750 | SPEB-322P | SPEB-322CB | 414T | T-10 |
| XDM-1000 | 1.000 | 2 | 5.250 | 2.000 | .340 | 1.000 | ||||
| DM-1125 | 1.125 | 2 | 3.500 | 1.250 | .340 | 1.000 | SPEB-322P | SPEB-322CB | 438T | |
| DM-1250 | 1.250 | 2 | 3.625 | 1.375 | .340 | 1.000 | ||||
| XDM-1250 | 1.250 | 2 | 5.250 | 1.375 | .340 | 1.000 | ||||
Insert Info.
| Chipbreaker Insert Info. 1.000 - 1.250 Dia. Drill Mills |
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| Insert # | I.C. | T | R | Grades |
| SPEB-322CB | .375 | .125 | .031 | X33 / X40 |
| Use Chipbreaker Inserts for Drilling, Plunging & Counterboring | ||||
| Positive
Top Insert Info. 1.000 - 1.250 Dia. Drill Mills |
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| Insert # | I.C. | T | R | Grades |
| SPEB-322P | .375 | .125 | .031 | B1M / X33 / X40 / C55 |
| Use Positive Top Inserts for Milling, Ramping & Interpolating | ||||
Technical Data
| Speed &
Feed Info. 1.000 - 1.250 Dia. Drill Mills |
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| Material | S.F.M. | Drilling I.P.R. |
Milling I.P.R. |
| Mild
& Low Carbon Steel Ex. 1018, 1020, 1117, 1141, 12L14 |
800 - 1200 | .002 - .004 | .002 - .005 |
| High
Carbon & Alloy Steel Ex. 1045, 4140, 4340, 52100, 8620 |
500 - 800 | .002 - .004 | .002 - .005 |
| Lower
Carbon Tool Steel Ex. P-20, H-13, S-7 |
400 - 700 | .002 - .004 | .002 - .005 |
| Tool
Steel Ex. A-2, A-6, D-2, M-2 |
300 - 600 | .002 - .003 | .002 - .004 |
| Stainless
Steel Ex. 304, 316, 420, 15-5PH, 17-4PH |
300 - 600 | .002 - .003 | .002 - .004 |
| Iron Ex. Cast, Ductile, Nodular |
600 - 1000 | .002 - .004 | .002 - .006 |
| Nickel
& Titanium Alloy Ex. Inconel, Hastelloy, TI-6AL-4V |
120 - 180 | .001 - .002 | .001 - .002 |
| Non-Ferrous
Ex. Aluminum, Bronze, Brass |
1000 - 2500 | .002 - .004 | .003 - .006 |
| Insert Grade Selection 1.000 - 1.250 Dia. Drill Mills |
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| Material | Material Examples | Preferred Grade |
| Mild & Low Carbon Steels | 1018, 1020, 1117, 1141, 12L14 | X33 |
| High Carbon & Alloy Steels | 1045, 4140, 4340, 52100, 8620 | X33 |
| Lower Carbon Tool Steels | P-20, H-13, S-7 | X33 |
| Tool Steels | A-2, A-6, D-2, M-2 | X33 |
| Stainless Steels | 303, 304, 316, 420, 15-5PH, 17-4PH | X33 |
| Iron | Cast, Nodular | C55 / X33 |
| Iron | Ductile | X33 |
| Nickel & Titanium Alloys | Inconel, Hastelloy, TI-6AL-4V | X33 |
| Non-Ferrous Metals | Aluminum, Bronze, Brass | X40 / B1M / X33 |
| Insert Grade Description | |
| Grade | Description |
| B1M | Uncoated Carbide - No Hone |
| C55 | Multi-Layer Power Nitride Coating |
| X33 | High Performance Nitride Coating |
| X40 | Extremely Smooth Boride Coating |
