| SAP Material Number | 3577121 |
| ISO Catalog Number | KTMS25S25SD06H |
| ANSI Catalog Number | KTMS25S25SD06H |
| [D1] Effective Cutting Diameter | 25.0000 mm |
| [D1] Effective Cutting Diameter | .9843 in |
| [D] Adapter / Shank / Bore Diameter | 25.0 mm |
| [D] Adapter / Shank / Bore Diameter | .9843 in |
| [D3] Neck Diameter | 12.5000 mm |
| [D3] Neck Diameter | .4921 in |
| [L] Overall Length | 112.0000 mm |
| [L] Overall Length | 4.409 in |
| [L1] Gage Length | 112.0000 mm |
| [L1] Gage Length | 4.409 in |
| [L3] Usable Length | 32.0000 mm |
| [L3] Usable Length | 1.259 in |
| [AP1MAX] 1st Maximum Cutting Depth | 11.0000 mm |
| [AP1MAX] 1st Maximum Cutting Depth | .4331 in |
| Number of Inserts | 4 |
| [Z] Number of Flutes | 2 |
| Gage Insert | SDMT060304EGG |
| Weight Pounds | 0.79 |
Slotting: Side
Slotting: Side with AE/AP dimensions
Slotting: T
Slotting: T with AP dimension
Shank - Cylindrical Weldon| Material Group | Light Machining | General Purpose | Heavy Machining | |||
| – | (Light geometry) | – | (Strong geometry) | |||
| – | wear resistance |  <="" td=""> | toughness | |||
| – | Geometry | Grade | Geometry | Grade | Geometry | Grade |
| P1–P2 | ..EGG | KC735M | ..EGG | KC735M | ..EGG | KC735M |
| P3–P4 | ..EGG | KC735M | ..EGG | KC735M | ..EGG | KC735M |
| P5–P6 | ..EGG | KC735M | ..EGG | KC735M | ..EGG | KC735M |
| M1–M2 | – | – | – | – | – | – |
| M3 | – | – | – | – | – | – |
| K1–K2 | ..EGG | KC505M | ..EGG | KC505M | ..EGG | KC505M |
| K3 | ..EGG | KC505M | ..EGG | KC505M | ..EGG | KC505M |
| N1–N2 | – | – | – | – | – | – |
| N3 | – | – | – | – | – | – |
| S1–S2 | – | – | – | – | – | – |
| S3 | – | – | – | – | – | – |
| S4 | – | – | – | – | – | – |
| H1 | – | – | – | – | – | – |
| Insert Geometry | Recommended Starting Feed per Tooth (Fz) in Relation to % of Radial Engagement (ae) | Insert Geometry | ||||||||||||||
| 5% | 10% | 20% | 30% | 40–100% | ||||||||||||
| .06..EGG | 0,20 | 0,46 | 0,70 | 0,14 | 0,33 | 0,50 | 0,11 | 0,25 | 0,38 | 0,09 | 0,22 | 0,33 | 0,08 | 0,20 | 0,30 | .06..EGG |
| .08..EGG | 0,20 | 0,53 | 0,82 | 0,14 | 0,38 | 0,59 | 0,11 | 0,29 | 0,44 | 0,09 | 0,25 | 0,39 | 0,08 | 0,23 | 0,35 | .08..EGG |
| .12..EGG | 0,20 | 0,59 | 0,92 | 0,14 | 0,43 | 0,66 | 0,11 | 0,32 | 0,50 | 0,09 | 0,28 | 0,43 | 0,08 | 0,25 | 0,40 | .12..EGG |
| Light Machining | General Purpose | Heavy Machining |
| Insert Geometry | Recommended Starting Feed per Tooth (Fz) in Relation to % of Radial Engagement (ae) | Insert Geometry | ||||||||||||||
| 5% | 10% | 20% | 30% | 40–100% | ||||||||||||
| .06..EGG | 0.20 | 0.46 | 0.70 | 0.14 | 0.33 | 0.50 | 0.11 | 0.25 | 0.38 | 0.09 | 0.22 | 0.33 | 0.08 | 0.20 | 0.30 | .06..EGG |
| .08..EGG | 0.20 | 0.53 | 0.82 | 0.14 | 0.38 | 0.59 | 0.11 | 0.29 | 0.44 | 0.09 | 0.25 | 0.39 | 0.08 | 0.23 | 0.35 | .08..EGG |
| .12..EGG | 0.20 | 0.59 | 0.92 | 0.14 | 0.43 | 0.66 | 0.11 | 0.32 | 0.50 | 0.09 | 0.28 | 0.43 | 0.08 | 0.25 | 0.40 | .12..EGG |
| Light Machining | General Purpose | Heavy Machining |
| material type | catalog number | cutting conditions vc (m/min) | n (RPM) | feed per tooth (mm) | |
| P | carbon steel/ alloy steel | KTMS21S25SD06H | 120 | 1820 | 0,10 |
| KTMS25S25SD06H | 120 | 1530 | 0,10 | ||
| KTMS32S32SD08H | 120 | 1190 | 0,10 | ||
| KTMS40S32SD12H | 120 | 960 | 0,10 | ||
| KTMS50S32SD12H | 120 | 760 | 0,10 | ||
| K | cast iron | KTMS21S25SD06H | 150 | 2270 | 0,12 |
| KTMS25S25SD06H | 150 | 1910 | 0,12 | ||
| KTMS32S32SD08H | 150 | 1490 | 0,12 | ||
| KTMS40S32SD12H | 150 | 1190 | 0,15 | ||
| KTMS50S32SD12H | 150 | 960 | 0,15 |
| material type | catalog number | cutting conditions vc (m/min) | feed per tooth (mm) | Vs* | |
| P | carbon steel/ alloy steel | KTMS21S25SD06H | 120 | 0,10 | Figure 1 |
| KTMS25S25SD06H | 120 | 0,10 | Figure 1 | ||
| KTMS32S32SD08H | 100 | 0,10 | Figure 1 | ||
| KTMS40S32SD12H | 80 | 0,15 | Figure 2 | ||
| KTMS50S32SD12H | not recommended due to frequent chattering | ||||
| K | cast iron | KTMS21S25SD06H | 120 | 0,12 | Figure 1, 2, 3 |
| KTMS25S25SD06H | 120 | 0,12 | Figure 1, 2, 3 | ||
| KTMS32S32SD08H | 120 | 0,12 | Figure 1, 2, 3 | ||
| KTMS40S32SD12H | 120 | 0,15 | Figure 2,3 | ||
| KTMS50S32SD12H | 120 | 0,15 | Figure 3 | ||
| Material Group | KC110M | KC505M | KC730M | KC735M | |||||||||
| P | 1 | – | – | – | – | – | – | 130 | 120 | 100 | 160 | 140 | 130 |
| 2 | – | – | – | – | – | – | 120 | 110 | 105 | 140 | 130 | 120 | |
| 3 | – | – | – | – | – | – | 110 | 100 | 90 | 130 | 120 | 110 | |
| 4 | – | – | – | – | – | – | 100 | 90 | 80 | 120 | 110 | 100 | |
| 5 | – | – | – | – | – | – | 90 | 80 | 75 | 110 | 90 | 80 | |
| 6 | – | – | – | – | – | – | 80 | 75 | 70 | 90 | 80 | 70 | |
| M | 1 | – | – | – | – | – | – | – | – | – | – | – | – |
| 2 | – | – | – | – | – | – | – | – | – | – | – | – | |
| 3 | – | – | – | – | – | – | – | – | – | – | – | – | |
| K | 1 | 130 | 120 | 115 | 150 | 140 | 120 | – | – | – | – | – | – |
| 2 | 115 | 105 | 100 | 140 | 120 | 105 | – | – | – | – | – | – | |
| 3 | 100 | 90 | 80 | 105 | 95 | 80 | – | – | – | – | – | – | |
| N | 1–2 | – | – | – | – | – | – | – | – | – | – | – | – |
| 3 | – | – | – | – | – | – | – | – | – | – | – | – | |
| S | 1 | – | – | – | – | – | – | – | – | – | – | – | – |
| 2 | – | – | – | – | – | – | – | – | – | – | – | – | |
| 3 | – | – | – | – | – | – | – | – | – | – | – | – | |
| 4 | – | – | – | – | – | – | – | – | – | – | – | – | |
| H | 1 | – | – | – | – | – | – | – | – | – | – | – | – |
| Material Group | KC110M | KC505M | KC730M | KC735M | |||||||||
| P | 1 | – | – | – | – | – | – | 420 | 400 | 330 | 490 | 460 | 430 |
| 2 | – | – | – | – | – | – | 400 | 360 | 340 | 460 | 430 | 390 | |
| 3 | – | – | – | – | – | – | 360 | 330 | 300 | 430 | 390 | 360 | |
| 4 | – | – | – | – | – | – | 330 | 300 | 270 | 390 | 360 | 330 | |
| 5 | – | – | – | – | – | – | 300 | 270 | 250 | 360 | 290 | 260 | |
| 6 | – | – | – | – | – | – | 270 | 250 | 235 | 290 | 260 | 230 | |
| M | 1 | – | – | – | – | – | – | – | – | – | – | – | – |
| 2 | – | – | – | – | – | – | – | – | – | – | – | – | |
| 3 | – | – | – | – | – | – | – | – | – | – | – | – | |
| K | 1 | 425 | 400 | 375 | 490 | 460 | 390 | – | – | – | – | – | – |
| 2 | 375 | 350 | 325 | 460 | 390 | 340 | – | – | – | – | – | – | |
| 3 | 330 | 295 | 260 | 340 | 310 | 260 | – | – | – | – | – | – | |
| N | 1–2 | – | – | – | – | – | – | – | – | – | – | – | – |
| 3 | – | – | – | – | – | – | – | – | – | – | – | – | |
| S | 1 | – | – | – | – | – | – | – | – | – | – | – | – |
| 2 | – | – | – | – | – | – | – | – | – | – | – | – | |
| 3 | – | – | – | – | – | – | – | – | – | – | – | – | |
| 4 | – | – | – | – | – | – | – | – | – | – | – | – | |
| H | 1 | – | – | – | – | – | – | – | – | – | – | – | – |
ISO Catalog Number
ANSI Catalog Number
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