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TRM • Top Ream Modular
TRM • Top Ream Modular
TRM • Top Ream Modular
TRM • Top Ream Modular

TRM™ Disc Style Modular Reamer Heads • Blind Holes

TRM • Top Ream Modular

Features and benefits

  • Solid carbide disc at front instead of single-tipped carbide blanks

  • Improved hole straightness and roundness due to unequal flute spacing (less vibrations) and runout <3 microns

  • Superior surface finish due to lapped ground leads

  • For hole tolerance H7

  • Intermediate sizes ground to achieve IT6 or IT7 hole tolerance class available

  • Please order lock screw and retention knob separately

Uses and application

  • Reiben: Sacklochbohrung mit QuerbohrungenReiben: Sacklochbohrung mit Querbohrungen
  • Reiben: SacklochbohrungReiben: Sacklochbohrung
  • Innere Kühlmittelzuführung: Axial: ReibenInnere Kühlmittelzuführung: Axial: Reiben

Workpiece Materials

P
M
K
S
TRM • Top Ream Modular
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Workpiece Material
  • P Steel (29)
    • P1
      Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS
      (29)
    • P2
      Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS
      (29)
    • P3
      Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS
      (29)
    • P4
      Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS
      (29)
    • P5
      Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS
      (29)
    • P6
      High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS
      (29)
  • M Stainless Steel (29)
    • M1
      Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS
      (29)
    • M2
      High Strength Austenitic Stainless and Cast Stainless Steels 150-230 HB; <25 HRC; >600 N/mm^2 UTS
      (29)
    • M3
      Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS
      (29)
  • K Cast Iron (29)
    • K1
      Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS
      (29)
    • K2
      Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS
      (29)
    • K3
      High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS
      (29)
  • S High-Temp Alloys (29)
    • S1
      Iron-Based, Heat-Resistant Alloys 160-260 HB; 25-48 HRC; 500-1200 N/mm^2 UTS
      (29)
    • S2
      Cobalt-Based, Heat-Resistant Alloys 250-450 HB; 25-48 HRC; 1000-1450 N/mm^2 UTS
      (29)
    • S3
      Nickel-Based, Heat Resistant Alloys 160-450 HB; <48 HRC; 600-1700 N/mm^2 UTS
      (29)
    • S4
      Titanium and Titanium Alloys 300-400 HB; 33-43 HRC; 900-1600 N/mm^2 UTS
      (29)
Applications
  • Blind Hole Finishing Blind Hole Finishing (29)
  • Pre-Condition Pre-Condition (28)
  • Through Hole Finishing Through Hole Finishing (29)
Cutting Diameter
  • 14.0 (1)
  • 15.0 (1)
  • 16.0 (1)
  • 17.0 (1)
  • 18.0 (1)
  • 19.0 (1)
  • 20.0 (1)
  • 21.0 (1)
  • 22.0 (1)
  • 23.0 (1)
  • 24.0 (1)
  • 25.0 (1)
  • 26.0 (1)
  • 27.0 (1)
  • 28.0 (1)
  • 29.0 (1)
  • 30.0 (1)
  • 31.0 (1)
  • 32.0 (1)
  • 33.0 (1)
  • 34.0 (1)
  • 35.0 (1)
  • 36.0 (1)
  • 37.0 (1)
  • 38.0 (1)
  • 39.0 (1)
  • 40.0 (1)
  • 41.0 (1)
  • 42.0 (1)
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Cutting Diameter
  • 0.5512 (1)
  • 0.5906 (1)
  • 0.6299 (1)
  • 0.6693 (1)
  • 0.7087 (1)
  • 0.748 (1)
  • 0.7874 (1)
  • 0.8268 (1)
  • 0.8661 (1)
  • 0.9055 (1)
  • 0.9449 (1)
  • 0.9843 (1)
  • 1.0236 (1)
  • 1.063 (1)
  • 1.1024 (1)
  • 1.1417 (1)
  • 1.1811 (1)
  • 1.2205 (1)
  • 1.2598 (1)
  • 1.2992 (1)
  • 1.3386 (1)
  • 1.378 (1)
  • 1.4173 (1)
  • 1.4567 (1)
  • 1.4961 (1)
  • 1.5354 (1)
  • 1.5748 (1)
  • 1.6142 (1)
  • 1.6535 (1)
to
Connection Style
  • Short Taper Reamer Shank (29)
Number of Flutes
  • 6 (11)
  • 8 (18)
application
Grade Of Cutting Tool
  • WU05PR (29)
Hand Of Tool
  • R (29)
Helix Hand
  • N (29)
Lead In Length
  • 0.0197 (29)
to
Lead in Length
  • 0.5 (29)
to
backEnd
Connection Type
  • SHORT TAPER (29)
Back-End Diameter
  • 0.453 (2)
  • 0.531 (2)
  • 0.61 (2)
  • 0.689 (3)
  • 0.787 (5)
  • 0.984 (5)
  • 1.181 (5)
  • 1.378 (5)
to
Back-End Diameter
  • 11.5 (2)
  • 13.5 (2)
  • 15.5 (2)
  • 17.5 (3)
  • 20.0 (5)
  • 25.0 (5)
  • 30.0 (5)
  • 35.0 (5)
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other
Grade
  • WU05PR (29)
Platform
  • TRM (29)
Tool Unit
  • M (29)
Display Obsolete Products
  • false (29)
  • true (29)
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SAP Material Number ISO Catalog Number ANSI Catalog Number Grade [CSMS] System Size Machine Side [D1] Reamer Diameter Minimum [D1] Reamer Diameter Minimum [L1] Gage Length [L1] Gage Length [Z] Number of Flutes
6447321 TRM14000WST115H7SF TRM14000WST115H7SF WU05PR KST115 14.0000 .5512 17.9000 .7047 6
    6447323 TRM15000WST115H7SF TRM15000WST115H7SF WU05PR KST115 15.0000 .5906 17.9000 .7047 6
      6447325 TRM16000WST135H7SF TRM16000WST135H7SF WU05PR KST135 16.0000 .6299 17.9000 .7047 6
        6447327 TRM17000WST135H7SF TRM17000WST135H7SF WU05PR KST135 17.0000 .6693 17.9000 .7047 6
          6447329 TRM18000WST155H7SF TRM18000WST155H7SF WU05PR KST155 18.0000 .7087 17.9000 .7047 6
            6447341 TRM19000WST155H7SF TRM19000WST155H7SF WU05PR KST155 19.0000 .7480 17.9000 .7047 6
              6447342 TRM20000WST175H7SF TRM20000WST175H7SF WU05PR KST175 20.0000 .7874 17.9000 .7047 6
                6447344 TRM21000WST175H7SF TRM21000WST175H7SF WU05PR KST175 21.0000 .8268 17.9000 .7047 6
                  6447346 TRM22000WST175H7SF TRM22000WST175H7SF WU05PR KST175 22.0000 .8661 17.9000 .7047 6
                    6447348 TRM23000WST200H7SF TRM23000WST200H7SF WU05PR KST200 23.0000 .9055 18.9000 .7441 6
                      6447350 TRM24000WST200H7SF TRM24000WST200H7SF WU05PR KST200 24.0000 .9449 18.9000 .7441 6
                        6447361 TRM25000WST200H7SF TRM25000WST200H7SF WU05PR KST200 25.0000 .9843 18.9000 .7441 8
                          6447363 TRM26000WST200H7SF TRM26000WST200H7SF WU05PR KST200 26.0000 1.023 18.9000 .7441 8
                            6447365 TRM27000WST200H7SF TRM27000WST200H7SF WU05PR KST200 27.0000 1.063 18.9000 .7441 8
                              6447367 TRM28000WST250H7SF TRM28000WST250H7SF WU05PR KST250 28.0000 1.102 18.9000 .7441 8
                                6447369 TRM29000WST250H7SF TRM29000WST250H7SF WU05PR KST250 29.0000 1.141 18.9000 .7441 8
                                  6447371 TRM30000WST250H7SF TRM30000WST250H7SF WU05PR KST250 30.0000 1.181 18.9000 .7441 8
                                    6447373 TRM31000WST250H7SF TRM31000WST250H7SF WU05PR KST250 31.0000 1.220 18.9000 .7441 8
                                      6447375 TRM32000WST250H7SF TRM32000WST250H7SF WU05PR KST250 32.0000 1.259 18.9000 .7441 8
                                        6447377 TRM33000WST300H7SF TRM33000WST300H7SF WU05PR KST300 33.0000 1.299 20.4000 .8031 8
                                          6447379 TRM34000WST300H7SF TRM34000WST300H7SF WU05PR KST300 34.0000 1.338 20.4000 .8031 8
                                            6447381 TRM35000WST300H7SF TRM35000WST300H7SF WU05PR KST300 35.0000 1.378 20.4000 .8031 8
                                              6175690 TRM36000WST300H7SF TRM36000WST300H7SF WU05PR KST300 36.0000 1.417 20.4000 .8031 8
                                                6447384 TRM37000WST300H7SF TRM37000WST300H7SF WU05PR KST300 37.0000 1.456 20.4000 .8031 8
                                                  6447386 TRM38000WST350H7SF TRM38000WST350H7SF WU05PR KST350 38.0000 1.496 20.4000 .8031 8
                                                    6447388 TRM39000WST350H7SF TRM39000WST350H7SF WU05PR KST350 39.0000 1.535 20.4000 .8031 8
                                                      6447390 TRM40000WST350H7SF TRM40000WST350H7SF WU05PR KST350 40.0000 1.574 20.4000 .8031 8
                                                        6447392 TRM41000WST350H7SF TRM41000WST350H7SF WU05PR KST350 41.0000 1.614 20.4000 .8031 8
                                                          6447393 TRM42000WST350H7SF TRM42000WST350H7SF WU05PR KST350 42.0000 1.653 20.4000 .8031 8
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