K-Tool, Inc. Chamfer Mill Reversed

Available in 15° - 30° - 60°

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  • - High Shear Positive Top Inserts
  • - Free Cutting
  • - Excellent Part Finish
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All angles are referenced from the back face of the tool.

Tool Info.
Chamfer Mill Reversed
Tool # Angle Flutes D L L-1 B S Insert Screw Wrench
CMR-1515 15° 3 1.500 6.000 .625 .312 .750 SPEB-322P 438T T-10
CMR-2515 15° 3 2.500 6.000 1.250 .687 1.000 SPEB-6352PA 1012T T-25
CMR-1530 30° 3 1.500 6.000 .625 .312 .750 SPEB-322P 438T T-10
CMR-2530 30° 3 2.500 6.000 1.250 .687 1.000 SPEB-6352PA 1012T T-25
CMR-1560 60° 3 1.500 6.000 .795 .312 .750 SPEB-322P 438T T-10
CMR-2560 60° 3 2.500 6.000 1.650 .687 1.000 SPEB-6352PA 1012T T-25

Insert Info.

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Insert Info.
Chamfer Mill Reversed
Insert # I.C. T R Grades
SPEB-322P .375 .125 .031 B1M / X33 / X40 / C55
SPEB-6352PA .750 .220 .031 X33 / X40 / C55

Technical Data

Speed and Feed Info.
Chamfer Mill Reversed
Material S.F.M. I.P.T.
Mild & Low Carbon Steel
Ex. 1018, 1020, 1117, 1141, 12L14
800 - 1200 .003-.007
High Carbon & Alloy Steel
Ex. 1045, 4140, 4340, 52100, 8620
500 - 800 .002 - .006
Lower Carbon Tool Steel
Ex. P-20, H-13, S-7
400 - 700 .002 - .006
Tool Steel
Ex. A-2, A-6, D-2, M-2
300 - 600 .002-.006
Stainless Steel
Ex. 304, 316, 420, 15-5PH, 17-4PH
300 - 600 .002-.006
Iron
Ex. Cast, Ductile, Nodular
600 - 1000 .004 - .008
Nickel & Titanium Alloy
Ex. Inconel, Hastelloy, TI-6AL-4V
120 - 180 .001 - .003
Non-Ferrous Metal
Ex. Aluminum, Bronze, Brass
1000 - 2500 .004 - .010
Insert Grade Selection
Material Material Examples Preferred Grade
High & 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
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