Helix Angle: 36°
Side Milling/Shoulder Milling: Square End
Tool Dimensions: Flute Configuration: X (variable)
Corner Style: Corner Radius
Side Milling/Shoulder Milling: Fine FinishingDownloaded file will be available after import in the {{cadTool}} tool library.
| Material Number | 6127237 |
| ISO Catalog ID | FSDE1000Y19CQC |
| ANSI Catalog ID | FSDE1000Y19CQC |
| Grade | KC643M |
| Adapter Style Machine Side | DUO-LOCK |
| [D] Adapter / Shank / Bore Diameter | 24.4 mm |
| [D] Adapter / Shank / Bore Diameter | 0.9606 in |
| [L1] Gage Length | 57.2 mm |
| [L1] Gage Length | 2.252 in |
| [CSMS] System Size Machine Side | DL25 |
| [WF] Width of Flat | 21 mm |
| [WF] Width of Flat | 0.8268 in |
| [Re] Corner Radius | 1.525 mm |
| [Re] Corner Radius | 0.06 in |
| [Z] Number of Flutes | 19 |
| [D1] Effective Cutting Diameter | 25.4 mm |
| [D1] Effective Cutting Diameter | 1 in |
| [AP1MAX] 1st Maximum Cutting Depth | 38.1 mm |
| [AP1MAX] 1st Maximum Cutting Depth | 1.5 in |
Helix Angle: 36°Side Milling/Shoulder Milling: Square EndTool Dimensions: Flute Configuration: X (variable)Corner Style: Corner RadiusSide Milling/Shoulder Milling: Fine FinishingGrades
KC643M
Coated fine-grain grade with PVD multilayer (AlTiN). KC643M™ is a very thin and hard PVD coating particularly suited for cutting steel, cast iron, stainless steel (wet), and titanium (wet). This grade can be used for materials with hardness up to 52 HRC.
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| Material |  | short | medium | long | Recommended feed per tooth (IPT = inch/th) for side milling (A). | |||||||||||||
| A | adapter reach | D1 | ||||||||||||||||
| KC643M | KC643M | KC643M | ||||||||||||||||
| Cutting Speed | Cutting Speed | Cutting Speed | frac. | 3/8 | 1/2 | 5/8 | 3/4 | 1 | ||||||||||
| ap | ae | Min | Max | Min | Max | Min | Max | dec. | .375 | .500 | .625 | .750 | 1.000 | |||||
| P | 4 | Ap max | 0.008 | 445 | – | 1628 | 401 | – | 1465 | 401 | – | 1465 | IPT | .0045 | .0053 | .0058 | .0061 | .0066 |
| 5 | Ap max | 0.008 | 295 | – | 1078 | 251 | – | 916 | 236 | – | 862 | IPT | .0040 | .0048 | .0052 | .0056 | .0061 | |
| M | 1 | Ap max | 0.008 | 445 | – | 1243 | 356 | – | 994 | 312 | – | 870 | IPT | .0050 | .0060 | .0066 | .0070 | .0077 |
| 2 | Ap max | 0.008 | 295 | – | 869 | 236 | – | 695 | 207 | – | 608 | IPT | .0040 | .0048 | .0052 | .0056 | .0061 | |
| 3 | Ap max | 0.008 | 295 | – | 759 | 236 | – | 607 | 207 | – | 531 | IPT | .0033 | .0040 | .0043 | .0045 | .0048 | |
| S | 1 | Ap max | 0.008 | 245 | – | 979 | 196 | – | 783 | 147 | – | 587 | IPT | .0050 | .0060 | .0066 | .0070 | .0077 |
| 2 | Ap max | 0.008 | 125 | – | 429 | 100 | – | 343 | 75 | – | 257 | IPT | .0026 | .0032 | .0035 | .0037 | .0041 | |
| 3 | Ap max | 0.008 | 125 | – | 429 | 100 | – | 343 | 75 | – | 257 | IPT | .0026 | .0032 | .0035 | .0037 | .0041 | |
| 4 | Ap max | 0.008 | 245 | – | 649 | 196 | – | 519 | 147 | – | 389 | IPT | .0037 | .0044 | .0048 | .0051 | .0056 | |
| H | 1 | Ap max | 0.008 | 395 | – | 1518 | 316 | – | 1214 | 237 | – | 911 | IPT | .0045 | .0053 | .0058 | .0061 | .0066 |
| 2 | Ap max | 0.008 | 345 | – | 1298 | 276 | – | 1038 | 207 | – | 779 | IPT | .0033 | .0040 | .0043 | .0045 | .0048 | |
| End Mill Tolerances | |
| D1 | tolerance e8 |
| 13/32 | -0,00126"/-0,00232" |
| 23/32 | -0,00157"/-0,00287" |
| -0,00197''/-0,00350'' | |
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