SEFAS Combination Drill Bodies - Kennametal
| Drill, chamfer, and countersink all in one tool with the SEFAS™ combination drill bodies. The adaptability and high-performance design allow for its usage in various hole geometries, while also providing complete through-coolant capabilities. The SEFAS system can be used with a wide variety of solid carbide drills. Round and Whistle Notch (WN) shanks are available. |
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Workpiece Material
Workpiece Material
- P Steel (27)
- P0Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(27)
- P1Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(27)
- P2Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS(27)
- P3Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS(27)
- P4Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS(27)
- P5Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS(27)
- P6High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS(9)
- M Stainless Steel (27)
- M1Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS(27)
- M2High Strength Austenitic Stainless and Cast Stainless Steels 150-230 HB; <25 HRC; >600 N/mm^2 UTS(27)
- M3Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS(27)
- K Cast Iron (27)
- K1Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS(27)
- K2Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS(27)
- K3High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS(27)
- N Non-Ferrous Materials (27)
- N1Wrought Aluminum (27)
- N2Low-Silicon Aluminum Alloys and Magnesium Alloys Si <12.2%(27)
- N3High-Silicon Aluminum Alloys Si >12.2%(27)
- N4Copper, Brass, Zinc-based on machinability index range of 70-100 (27)
- N5Nylon, Plastics, Rubbers, Phenolics, Resins, Fiberglass (27)
- N6Carbon, Graphite Composites, CFRP (27)
- N7MMC's (27)
- S High-Temp Alloys (27)
- S1Iron-Based, Heat-Resistant Alloys 160-260 HB; 25-48 HRC; 500-1200 N/mm^2 UTS(27)
- S2Cobalt-Based, Heat-Resistant Alloys 250-450 HB; 25-48 HRC; 1000-1450 N/mm^2 UTS(27)
- S3Nickel-Based, Heat Resistant Alloys 160-450 HB; <48 HRC; 600-1700 N/mm^2 UTS(27)
- S4Titanium and Titanium Alloys 300-400 HB; 33-43 HRC; 900-1600 N/mm^2 UTS(27)
- H Hardened Materials (27)
- H1Hardened Materials 44-48 HRC(27)
- H2Hardened Materials 48-55 HRC(27)
- H3Hardened Materials 56-60 HRC(27)
- H4Hardened Materials >60 HRC(27)
Applications
Applications
Countersinking (27)
Drilling (27)
Cutting Diameter
Cutting Diameter
- 0.156 in(1)
- 0.157 in(2)
- 0.188 in(1)
- 0.237 in(2)
- 0.25 in(1)
- 0.313 in(1)
- 0.315 in(2)
- 0.375 in(1)
- 0.394 in(2)
- 0.438 in(1)
- 0.473 in(2)
- 0.5 in(1)
- 0.551 in(2)
- 0.564 in(1)
- 0.63 in(2)
- 0.689 in(1)
- 0.709 in(1)
- 0.75 in(1)
- 0.814 in(1)
- 0.939 in(1)
to
Cutting Diameter
Cutting Diameter
- 3.975 mm(1)
- 4.0 mm(2)
- 4.775 mm(1)
- 6.0 mm(2)
- 6.351 mm(1)
- 7.95 mm(1)
- 8.0 mm(2)
- 9.525 mm(1)
- 10.0 mm(2)
- 11.125 mm(1)
- 12.0 mm(2)
- 12.701 mm(1)
- 14.0 mm(2)
- 14.3 mm(1)
- 16.0 mm(2)
- 17.475 mm(1)
- 18.0 mm(1)
- 19.05 mm(1)
- 20.651 mm(1)
- 23.826 mm(1)
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Connection Style
Connection Style
- Straight-Cylindrical (20)
- Whistle Notch 2 (7)
Over All Length [L]
Over All Length [L]
- 4.016 in(1)
- 4.061 in(2)
- 4.13 in(1)
- 4.252 in(1)
- 4.311 in(1)
- 4.313 in(1)
- 4.63 in(1)
- 4.803 in(1)
- 5.236 in(1)
- 5.394 in(1)
- 5.551 in(1)
- 5.63 in(1)
- 5.67 in(1)
- 5.75 in(1)
- 5.88 in(1)
- 6.061 in(1)
- 6.13 in(1)
- 6.311 in(1)
- 6.44 in(2)
- 6.55 in(1)
- 6.561 in(1)
- 6.625 in(1)
- 6.694 in(1)
- 7.25 in(1)
- 7.5 in(1)
to
Over All Length [L]
Over All Length [L]
- 102.0 mm(1)
- 103.125 mm(2)
- 104.9 mm(1)
- 108.0 mm(1)
- 109.476 mm(1)
- 109.551 mm(1)
- 117.601 mm(1)
- 122.0 mm(1)
- 133.0 mm(1)
- 137.0 mm(1)
- 141.0 mm(1)
- 143.0 mm(1)
- 144.0 mm(1)
- 146.05 mm(1)
- 149.35 mm(1)
- 153.925 mm(1)
- 155.701 mm(1)
- 160.275 mm(1)
- 163.576 mm(2)
- 166.375 mm(1)
- 166.625 mm(1)
- 168.275 mm(1)
- 170.0 mm(1)
- 184.15 mm(1)
- 190.5 mm(1)
to
Application
Grade Of Cutting Tool
Grade Of Cutting Tool
- CS5 (27)
- KC7015 (27)
- KC7215 (27)
- KC7315 (27)
- KC7320 (5)
- KC7410 (9)
- KCP15 (9)
- KCPM45 (7)
- KMF (27)
Countersunk Angle
Countersunk Angle
- 41.0 (27)
- 45.0 (27)
to
Front-End
Insert Shape
Insert Shape
- COUNTERBORE/COUNTERSINK MISC (27)
- KENTIP DRILL (9)
Back-End
Back-End Diameter
Back-End Diameter
- 19.05 mm(6)
- 20.0 mm(3)
- 25.401 mm(4)
- 31.75 mm(8)
- 32.0 mm(4)
- 38.1 mm(2)
to
Back-End Diameter
Back-End Diameter
- 0.75 in(6)
- 0.787 in(3)
- 1.0 in(4)
- 1.25 in(8)
- 1.26 in(4)
- 1.5 in(2)
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