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CTR Drilling Inserts
CTR Drilling Inserts
CTR Drilling Inserts
CTR Drilling Inserts

SPHX-R21

CTR Drilling Inserts

Features and benefits

  • Double-sided insert style.
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Workpiece Material
Workpiece Material
  • P Steel (13)
    • P0
      Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS (13)
    • P1
      Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS (13)
    • P2
      Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS (13)
    • P3
      Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS (13)
    • P4
      Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS (13)
    • P5
      Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS (13)
    • P6
      High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS (13)
  • M Stainless Steel (13)
    • M1
      Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS (13)
    • M2
      High Strength Austenitic Stainless and Cast Stainless Steels 150-230 HB; <25 HRC; >600 N/mm^2 UTS (13)
    • M3
      Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS (13)
  • K Cast Iron (31)
    • K1
      Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS (31)
    • K2
      Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS (31)
    • K3
      High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS (31)
  • S High-Temp Alloys (13)
    • S1
      Iron-Based, Heat-Resistant Alloys 160-260 HB; 25-48 HRC; 500-1200 N/mm^2 UTS (13)
    • S2
      Cobalt-Based, Heat-Resistant Alloys 250-450 HB; 25-48 HRC; 1000-1450 N/mm^2 UTS (13)
    • S3
      Nickel-Based, Heat Resistant Alloys 160-450 HB; <48 HRC; 600-1700 N/mm^2 UTS (13)
    • S4
      Titanium and Titanium Alloys 300-400 HB; 33-43 HRC; 900-1600 N/mm^2 UTS (13)
Cutting Condition
Cutting Condition
  • Interrupted (1)
  • Stable (19)
  • Unstable (13)
Corner configuration
Corner Radius
Corner Radius
  • 0.008 in (1)
  • 0.016 in (13)
  • 0.024 in (2)
  • 0.031 in (7)
  • 0.039 in (3)
  • 0.047 in (2)
  • 0.063 in (2)
  • 0.079 in (1)
Corner Radius Min to Corner Radius Max
Corner Radius
Corner Radius
  • 0.2 mm (1)
  • 0.4 mm (13)
  • 0.601 mm (2)
  • 0.8 mm (7)
  • 1.0 mm (3)
  • 1.201 mm (2)
  • 1.6 mm (2)
  • 2.0 mm (1)
Corner Radius Min to Corner Radius Max
Application
Grade Of Cutting Tool
Grade Of Cutting Tool
  • KC7215 (13)
  • KCPK10 (6)
  • KCU25 (5)
  • KCU40 (6)
  • KM1 (1)
Insert Geometry
Insert IC Size
Insert IC Size
  • 6.351 mm (6)
  • 7.926 mm (7)
  • 9.525 mm (9)
  • 12.701 mm (8)
  • 15.875 mm (1)
Insert IC Size Min to Insert IC Size Max
Insert IC Size
Insert IC Size
  • 0.25 in (6)
  • 0.312 in (7)
  • 0.375 in (9)
  • 0.5 in (8)
  • 0.625 in (1)
Insert IC Size Min to Insert IC Size Max
Cutting Edge Length
Cutting Edge Length
  • 6.351 mm (6)
  • 7.926 mm (7)
  • 9.525 mm (9)
  • 12.701 mm (9)
Cutting Edge Length Min to Cutting Edge Length Max
Cutting Edge Length
Cutting Edge Length
  • 0.25 in (6)
  • 0.312 in (7)
  • 0.375 in (9)
  • 0.5 in (9)
Cutting Edge Length Min to Cutting Edge Length Max
Chip Breaker CBMD
Chip Breaker CBMD
  • 21 (30)
Tolerance Class
Tolerance Class
  • H (1)
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Metric
Inch
SAP Material Number ISO Catalog Number ANSI Catalog Number Grade [D] Insert IC Size [D] Insert IC Size [D1] Insert Hole Size [D1] Insert Hole Size [S] Insert Thickness [S] Insert Thickness [Rε] Corner Radius [Rε] Corner Radius [GAA] Insert Rake Angle [Clearance Angle Major Clearning Angle Minor
2245846 SPHX060202R21 SPHX060202R21 KC7215 6.35 .25 2.85 .1122 2.38 .0937 0.2 .008 4 7 7
    List price:
    $21.59 /each
    Your price:
    Qty
    5533649 SPHX060204R21 SPHX060204R21 KCU40 6.35 .25 2.85 .1122 2.38 .0937 0.4 .0156 4 7 7
      List price:
      $22.62 /each
      Your price:
      Qty
      5533634 SPHX060204R21 SPHX060204R21 KCPK10 6.35 .25 2.85 .1122 2.38 .0937 0.4 .0156 4 7 7
        List price:
        $22.62 /each
        Your price:
        Qty
        5692809 SPHX060204R21 SPHX060204R21 KCU25 6.35 .25 2.85 .1122 2.38 .0937 0.4 .0156 4 7 7
          List price:
          $22.62 /each
          Your price:
          Qty
          2245847 SPHX060206R21 SPHX060206R21 KC7215 6.35 .25 2.85 .1122 2.38 .0937 0.6 .0236 4 7 7
            List price:
            $21.59 /each
            Your price:
            Qty
            2245848 SPHX060208R21 SPHX060208R21 KC7215 6.35 .25 2.85 .1122 2.38 .0937 0.8 .0312 4 7 7
              List price:
              $21.59 /each
              Your price:
              Qty
              5533635 SPHX070304R21 SPHX070304R21 KCPK10 7.937 .3125 2.85 .1122 3.18 .1252 0.4 .0156 4 7 7
                List price:
                $23.12 /each
                Your price:
                Qty
                5692810 SPHX070304R21 SPHX070304R21 KCU25 7.937 .3125 2.85 .1122 3.18 .1252 0.4 .0156 4 7 7
                  List price:
                  $23.12 /each
                  Your price:
                  Qty
                  5533651 SPHX070304R21 SPHX070304R21 KCU40 7.937 .3125 2.85 .1122 3.18 .1252 0.4 .0156 4 7 7
                    List price:
                    $23.12 /each
                    Your price:
                    Qty
                    2245849 SPHX070306R21 SPHX070306R21 KC7215 7.937 .3125 2.85 .1122 3.18 .1252 0.6 .0236 4 7 7
                      List price:
                      $22.65 /each
                      Your price:
                      Qty
                      5533652 SPHX070308R21 SPHX070308R21 KCU40 7.937 .3125 2.85 .1122 3.18 .1252 0.8 .0312 4 7 7
                        List price:
                        $23.12 /each
                        Your price:
                        Qty
                        5533636 SPHX070308R21 SPHX070308R21 KCPK10 7.937 .3125 2.85 .1122 3.18 .1252 0.8 .0312 4 7 7
                          List price:
                          $23.12 /each
                          Your price:
                          Qty
                          2245851 SPHX070310R21 SPHX070310R21 KC7215 7.937 .3125 2.85 .1122 3.18 .1252 1 .0394 4 7 7
                            List price:
                            $22.65 /each
                            Your price:
                            Qty
                            5533654 SPHX090304R21 SPHX090304R21 KCU40 9.525 .375 3.5 .1378 3.18 .1252 0.4 .016 4 7 7
                              List price:
                              $25.71 /each
                              Your price:
                              Qty
                              5692811 SPHX090304R21 SPHX090304R21 KCU25 9.525 .375 3.5 .1378 3.18 .1252 0.4 .016 4 7 7
                                List price:
                                $25.71 /each
                                Your price:
                                Qty
                                5533637 SPHX090304R21 SPHX090304R21 KCPK10 9.525 .375 3.5 .1378 3.18 .1252 0.4 .016 4 7 7
                                  List price:
                                  $25.71 /each
                                  Your price:
                                  Qty
                                  5533656 SPHX090308R21 SPHX090308R21 KCU40 9.525 .375 3.5 .1378 3.18 .1252 0.8 .0315 4 7 7
                                    List price:
                                    $25.71 /each
                                    Your price:
                                    Qty
                                    5533638 SPHX090308R21 SPHX090308R21 KCPK10 9.525 .375 3.5 .1378 3.18 .1252 0.8 .0315 4 7 7
                                      List price:
                                      $25.71 /each
                                      Your price:
                                      Qty
                                      5692812 SPHX090308R21 SPHX090308R21 KCU25 9.525 .375 3.5 .1378 3.18 .1252 0.8 .0315 4 7 7
                                        List price:
                                        $25.71 /each
                                        Your price:
                                        Qty
                                        2245853 SPHX090310R21 SPHX090310R21 KC7215 9.525 .375 3.5 .1378 3.18 .1252 1 .0394 4 7 7
                                          List price:
                                          $24.51 /each
                                          Your price:
                                          Qty
                                          2245854 SPHX090312R21 SPHX090312R21 KC7215 9.525 .375 3.5 .1378 3.18 .1252 1.2 .0472 4 7 7
                                            List price:
                                            $24.51 /each
                                            Your price:
                                            Qty
                                            2245855 SPHX090316R21 SPHX090316R21 KC7215 9.525 .375 3.5 .1378 3.18 .1252 1.6 .0625 4 7 7
                                              List price:
                                              $24.51 /each
                                              Your price:
                                              Qty
                                              5533639 SPHX120404R21 SPHX120404R21 KCPK10 12.7 .5 4.5 .1772 4.76 .1874 0.4 .0156 4 7 7
                                                List price:
                                                $27.06 /each
                                                Your price:
                                                Qty
                                                5533658 SPHX120404R21 SPHX120404R21 KCU40 12.7 .5 4.5 .1772 4.76 .1874 0.4 .0156 4 7 7
                                                  List price:
                                                  $27.06 /each
                                                  Your price:
                                                  Qty
                                                  5692813 SPHX120404R21 SPHX120404R21 KCU25 12.7 .5 4.5 .1772 4.76 .1874 0.4 .0156 4 7 7
                                                    List price:
                                                    $27.06 /each
                                                    Your price:
                                                    Qty
                                                    2245856 SPHX120408R21 SPHX120408R21 KC7215 12.7 .5 4.5 .1772 4.76 .1874 0.8 .0312 4 7 7
                                                      List price:
                                                      $26.78 /each
                                                      Your price:
                                                      Qty
                                                      2245857 SPHX120410R21 SPHX120410R21 KC7215 12.7 .5 4.5 .1772 4.76 .1874 1 .0394 4 7 7
                                                        List price:
                                                        $26.78 /each
                                                        Your price:
                                                        Qty
                                                        2245862 SPHX120412R21 SPHX120412R21 KC7215 12.7 .5 4.5 .1772 4.76 .1874 1.2 .0472 4 7 7
                                                          List price:
                                                          $26.78 /each
                                                          Your price:
                                                          Qty
                                                          2245858 SPHX120416R21 SPHX120416R21 KC7215 12.7 .5 4.5 .1772 4.76 .1874 1.6 .0625 4 7 7
                                                            List price:
                                                            $26.78 /each
                                                            Your price:
                                                            Qty
                                                            2245859 SPHX120420R21 SPHX120420R21 KC7215 12.7 .5 4.5 .1772 4.76 .1874 2 .0787 4 7 7
                                                              List price:
                                                              $26.78 /each
                                                              Your price:
                                                              Qty
                                                              1208830 SPHX150504R-21 SPHX150504R-21 KM1 15.875 .625 5.5 .2165 5.95 .2343 0.4 .0156 4 7 7
                                                                List price:
                                                                $25.74 /each
                                                                Your price:
                                                                Qty
                                                                List price:
                                                                Discount: %
                                                                Your price:
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