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RKDF • High-Performance Roughing 45°
RKDF • High-Performance Roughing 45°
RKDF • High-Performance Roughing 45°
RKDF • High-Performance Roughing 45°

DUO-λOCK® • RKDF • Inch

RKDF • High-Performance Roughing 45°

Features and benefits

  • Center cutting.

  • Shallow-pitch profile reduces machine power consumption.

  • Standard items listed. Additional styles and coatings made-to-order.

Uses and application

  • Ramping: BlankRamping: Blank
  • Slotting: Square EndSlotting: Square End
  • Side Milling/Shoulder Milling: Square EndSide Milling/Shoulder Milling: Square End
  • Helix Angle: 45°Helix Angle: 45°
  • Tool Dimensions: Flute Configuration: X (variable)Tool Dimensions: Flute Configuration: X (variable)
  • Corner Style: Corner RadiusCorner Style: Corner Radius

Workpiece Materials

P
M
K
S
H
RKDF • High-Performance Roughing 45°
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Workpiece Material
  • P Steel (5)
    • P3
      Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS
      (5)
    • P4
      Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS
      (5)
    • P5
      Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS
      (5)
    • P6
      High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS
      (5)
  • M Stainless Steel (5)
    • M1
      Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS
      (5)
    • M2
      High Strength Austenitic Stainless and Cast Stainless Steels 150-230 HB; <25 HRC; >600 N/mm^2 UTS
      (5)
    • M3
      Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS
      (5)
  • K Cast Iron (5)
    • K1
      Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS
      (5)
    • K2
      Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS
      (5)
    • K3
      High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS
      (5)
  • S High-Temp Alloys (5)
    • S1
      Iron-Based, Heat-Resistant Alloys 160-260 HB; 25-48 HRC; 500-1200 N/mm^2 UTS
      (5)
    • S2
      Cobalt-Based, Heat-Resistant Alloys 250-450 HB; 25-48 HRC; 1000-1450 N/mm^2 UTS
      (5)
    • S3
      Nickel-Based, Heat Resistant Alloys 160-450 HB; <48 HRC; 600-1700 N/mm^2 UTS
      (5)
    • S4
      Titanium and Titanium Alloys 300-400 HB; 33-43 HRC; 900-1600 N/mm^2 UTS
      (5)
  • H Hardened Materials (5)
    • H1
      Hardened Materials 44-48 HRC
      (5)
    • H2
      Hardened Materials 48-55 HRC
      (5)
    • H3
      Hardened Materials 56-60 HRC
      (5)
Applications
  • Chamfer Milling Chamfer Milling (5)
  • Concave Radius Milling Concave Radius Milling (5)
  • Countersinking Countersinking (5)
  • Drilling Drilling (5)
  • Face Milling Face Milling (5)
  • Flat Bottom Drilling Flat Bottom Drilling (5)
  • Pipe Thread Pipe Thread (5)
  • Pocket Pocket (5)
  • Pocket Helical Pocket Helical (5)
  • Pocket Milling Pocket Milling (5)
  • Pocket Plunge Milling Pocket Plunge Milling (5)
  • Profile Milling Profile Milling (5)
  • Shoulder Ball Nose Shoulder Ball Nose (5)
  • Shoulder Bottom Shoulder Shoulder Bottom Shoulder (5)
  • Shoulder Milling Shoulder Milling (5)
  • Shoulder Roughing Shoulder Roughing (5)
  • Shoulder Square End Shoulder Square End (5)
  • Slot Ball Nose Slot Ball Nose (5)
  • Slot Milling Slot Milling (5)
  • Slot Side Slot Side (5)
  • Slot Square End Slot Square End (5)
  • Slot T Slot T (5)
  • Thread Milling Thread Milling (5)
  • Threading Threading (5)
  • Trochoidal Milling Trochoidal Milling (5)
Cutting Diameter
  • 9.525 (1)
  • 12.7 (1)
  • 15.875 (1)
  • 19.05 (1)
  • 25.4 (1)
to
Cutting Diameter
  • 0.375 (1)
  • 0.5 (1)
  • 0.625 (1)
  • 0.75 (1)
  • 1.0 (1)
to
Cutting Length
  • 0.5625 (1)
  • 0.75 (1)
  • 0.9375 (1)
  • 1.125 (1)
  • 1.5 (1)
to
Cutting Length
  • 14.288 (1)
  • 19.05 (1)
  • 23.812 (1)
  • 28.575 (1)
  • 38.1 (1)
to
Reach
  • 21.4 (1)
  • 28.6 (1)
  • 35.7 (1)
  • 42.9 (1)
  • 57.2 (1)
to
Reach
  • 0.8425 (1)
  • 1.126 (1)
  • 1.4055 (1)
  • 1.689 (1)
  • 2.252 (1)
to
Tool Cutting Edge Angle
  • 90.0 (5)
to
cornerConfiguration
Corner Radius
  • 0.381 (1)
  • 0.762 (4)
to
Corner Radius
  • 0.015 (1)
  • 0.03 (4)
to
Corner Chamfer
  • 0.0 (5)
to
Corner Chamfer
  • 0.0 (5)
to
application
Grade Of Cutting Tool
  • KCSM15 (5)
frontEnd
Gage Length [L1]
  • 0.8425 (1)
  • 1.126 (1)
  • 1.4055 (1)
  • 1.689 (1)
  • 2.252 (1)
to
Gage Length [L1]
  • 21.4 (1)
  • 28.6 (1)
  • 35.7 (1)
  • 42.9 (1)
  • 57.2 (1)
to
backEnd
Back-End Diameter
  • 0.3593 (1)
  • 0.4803 (1)
  • 0.6053 (1)
  • 0.7303 (1)
  • 0.9606 (1)
to
Back-End Diameter
  • 9.125 (1)
  • 12.2 (1)
  • 15.375 (1)
  • 18.55 (1)
  • 24.4 (1)
to
other
Grade
  • KCSM15 (5)
Platform
  • DUO-LOCK End Mills (5)
Tool Unit
  • I (5)
Over All Length [L]
  • 33.9 (1)
  • 43.6 (1)
  • 55.7 (1)
  • 66.8 (1)
  • 88.6 (1)
to
Over All Length [L]
  • 1.3346 (1)
  • 1.7165 (1)
  • 2.1929 (1)
  • 2.6299 (1)
  • 3.4882 (1)
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SAP Material Number ISO Catalog Number ANSI Catalog Number Grade Adapter Style Machine Side [D] Adapter / Shank / Bore Diameter [D] Adapter / Shank / Bore Diameter [L1] Gage Length [L1] Gage Length [CSMS] System Size Machine Side [WF] Width of Flat [WF] Width of Flat [Z] Number of Flutes [Re] Corner Radius [Re] Corner Radius [D1] Effective Cutting Diameter [D1] Effective Cutting Diameter [AP1MAX] 1st Maximum Cutting Depth [AP1MAX] 1st Maximum Cutting Depth
6126918 RKDF0375Y4CQA RKDF0375Y4CQA KCSM15 DUO-LOCK 9.125 .3593 21.4000 .8425 DL10 8.0000 .3150 4 0.3810 .0150 9.5250 .3750 14.2880 .5625
    6126919 RKDF0500Y4CQB RKDF0500Y4CQB KCSM15 DUO-LOCK 12.2 .4803 28.6000 1.126 DL12 9.5000 .3740 4 0.7620 .0300 12.7000 .5000 19.0500 .7500
      6126920 RKDF0625Y4CQB RKDF0625Y4CQB KCSM15 DUO-LOCK 15.375 .6053 35.7000 1.405 DL16 13.0000 .5118 4 0.7620 .0300 15.8750 .6250 23.8120 .9375
        6127051 RKDF0750Y6CQB RKDF0750Y6CQB KCSM15 DUO-LOCK 18.55 .7303 42.9000 1.689 DL20 16.0000 .6299 6 0.7620 .0300 19.0500 .7500 28.5750 1.125
          6127052 RKDF1000Y6CQB RKDF1000Y6CQB KCSM15 DUO-LOCK 24.4 .9606 57.2000 2.252 DL25 21.0000 .8268 6 0.7620 .0300 25.4000 1.000 38.1000 1.500
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            Grades

            • KCSM15

              Coated carbide grade with thick PVD coating and optimized chemistry 

              and process for increased wear resistance. Outstanding protection in milling stainless steel to mitigate crater, DOCN (depth-of-cut notching), and flank wear. Excellent performance up to 52 HRC.

              P
              M
              K
              S
              H
            End Mill Tolerances
            D1tolerance d11
            13/3211/16"-0.002/-0.0063"
            23/321-3/16"-0.026/ -0.0077"

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