
| (Example)D | T | F | N | R 25 25(−)M 16 | (04 W) | ||||
| ① | ② | ③ | ④ | ⑤ | ⑥ | ⑦ | DTFNR2525M16 |
⑧ ⑨ ⑩ ⑪
| ① Clamping | ③ Holder | ⑤ Feed | ⑦ Shank | ⑨ Insert cutting | |||
| ⑪ Shim | |||||||
| system | style | direction | width | edge length | |||
| Chart 1 | Chart 3 | Chart 5 | Chart 7 | Page B3 (Chart 5) | Additional remark only for articles with planking | ||
| C | See Chart 9 for | With Type 30/GD Type Holders | |||||
| conventional Cat. No. | Additional remark only for | ||||||
| articles with planking |
② Insert ④ Relief ⑥ Shank ⑧ Shank ⑩ Insert
| shape | angle | height | length | thickness | ・ | |
| Shape: With triangular inserts, and 91 | ||||||
| Chart 2 | Chart 4 | Chart 6 | Chart 8 | Chart 10 | cutting edge angle |
Insert thickness with same Cat. No. Additional remark only on different articles 150mm length
(Chart 1) (Chart 2) (Chart 4)
① Clamping system ② Insert shape ④ Relief angle
| Symbol | Clamp type | Mechanism example Symbol | Clamp type | Mechanism example | Symbol | Insert shape | Symbol | Insert shape | Symbol | Relief angle | ||
| A | Parallelogram | M | Diamond Type | A | 3° |
| C | M | Top clamp + | Angle: 85 | Angle 86 | |
| Top clamp | |||||
| Pin lock |
B Parallelogram O B 5°
| ° | 82˚ | Octagonal | |
| Angle: 82 |
C Diamond Type P C 7°
Lever Lock Type 80˚ Pentagonal
| D | Double Clamp | P | Angle 80 | ||
| (supported by | |||||
| Type |
C 2 lathes) D Diamond Type R D 15°
| ° | 55˚ | Round | |
| Angle 55 |
E Diamond Type S E 20°
+ Pin Lock Type 75˚ Square
| E | S | Angle 75 | ||
| (supported by | Screw lock |
1 lathe) F Diamond Type T F 25°
| D | ° | 50˚ | Triangle | |
| Angle 50 |
H V Diamond Type G 30°
| Hexagonal | ° | 35˚ | ||
| (Chart 5) | Angle 35 |
| R | ⑤ Feed direction | K | Parallelogram | W | Trigon | N | |||
| 55˚ | 0° | ||||||||
| Angle 55° | Trigon Type | 80˚ |
Symbol Right hand Symbol Left hand Symbol Neutral
L Rectangular P 11°
R L N
S O Special relief angle
| (Chart 3) | (Chart 6) | (Chart 7) | (Chart 8) | (Chart 9) Note: Applicable only for conventional parts No. | |
| T |
| ③ Holder Style ( | ー | indicates the main cutting edge) | ⑥ Shank height | ⑦ Shank width | ⑧ Shank length | Insert inscribed circle | Insert thickness | ||||||||||
| Symbol | Shape | Offset Symbol | Shape | Offset | Symbol | Height (mm) | Symbol | Width (mm) | Symbol Length (mm) | Symbol Inscribed circle (mm) | Symbol Thickness (mm) | ||||||
| 12 | 12 | 12 | 12 | F | 80 | 3 | 9.525 | 2 | 3.18 |
A* L 95˚
| None | Yes | 16 | 16 | 16 | 16 | H | 100 | 4 | 4.76 3 + 12.70 | |||
| V | 90˚ | |||||||||||
| 95˚ | ||||||||||||
| 20 | 20 | 20 | 20 | K | 125 | 5 | 6.35 4 15.875 | |||||
| B | None | N | None | 25 | 25 | 25 | 25 | M | 150 | 6 | 7.94 5 19.05 | |
| 75˚ | 63˚ | 32 | 32 | 32 | 32 | N | 160 | 8 | 9.52 6 25.40 | |||
| W | 40 | 40 | 40 | 40 | P | 170 | For conventional Cat. No., inscribed circle and insert | |||||
| D | None | R | Yes | |||||||||
| 50 | 50 | 50 | 50 | Q | 180 | thickness are combined and displayed in two-digit figures | ||||||
| 45˚ | 75˚ | |||||||||||
| Regarding shank height and width, dimensions | S | 250 | In the case of a round insert | |||||||||
| E | None | S | Yes | integer is shown in two-digit mm units | T | 300 | ||||||
| 45˚ | Symbol Inscribed circle (mm) | |||||||||||
| 60˚ | ||||||||||||
| (Chart 10) | U | 350 | 10 | 10 | ||||||||
| F* | 90˚ | T | ⑩ | In some cases, | 12 | 12 | ||||||
| Yes | Yes | Insert thickness | ||||||||||
| a hyphen (-) may | ||||||||||||
| 60˚ | 16 | 16 | ||||||||||
| Symbol Thickness (mm) Symbol Thickness (mm) | be used for the | |||||||||||
| G* | U | X1 1.40/1.80* | 04 | 4.76 | conventional model | 20 | 20 | |||||
| Yes | 93˚ Yes | number. | ||||||||||
| 90˚ | 01 | 1.59 | 05 | 5.56 | 25 | 25 | ||||||
| 02 | 2.38 | 06 | 6.35 | 32 | 32 | |||||||
| J | Yes | W | Yes | |||||||||
| 60˚ | T2 | 2.78 | 07 | 7.94 | ||||||||
| 93˚ | ||||||||||||
| K | Yes | Y | Yes | T3 | 3.97 |
75˚ 85˚ * CCET03X1 → 1.40, CCET04X1→ 1.80 * 91° for our company products