Type 424h6 FractionalTools - Reamers - h6 Shank Reamers - h6 Shank Reamers with Straight Flutes and Center Coolant Outlet
| Chip Class | Material Machined | Tool Type |
|---|---|---|
| 20 | NON-FERROUS - LONG CHIPS | 414h6 |
| 40 | NON-FERROUS - SHORT CHIPS | 414h6 / 424h6 |
| 60 | CAST IRONS | 424h6 |
| 80 | LOW STRENGTH STEELS | 434h6 / 424h6 |
| 100 | MEDIUM STRENGTH STEELS | 434h6 |
| 120 | HIGH STRENGTH STEELS | 434h6 |
| 140 | HIGH TEMPERATURE ALLOYS | 434h6 |
Description
- Center coolant outlet
- Flute long carbide
- Polished flutes
- Tool geometry and carbide appropriate for material being machined.
Modifications
- End chamfer other than 45°
- End cutting or corner radius
- Increased/Decreased back taper
- Closer tool diameter tolerance (.0001")
- Cutting diameter reduced for step or pilot (Some modifications may affect the TIR)
Coatings available:
- TITANIUM NITRIDE - TiN
- TITANIUM CARBONITRIDE - TiCN
- ZIRCONIUM NITRIDE - ZrN
- AL TITANIUM NITRIDE - AITiN
Use
- Center coolant outlet for reaming blind holes as chips are flushed back towards the shank
- Improves hole finish and permits higher feeds and speeds with longer tool life
| Tool Diameter Range | Flute Length | Max Shank Diameter | Number Of Flutes | Overall Length | Shank Diameter | EDP | 0.9411 - 0.9720 | 2 5/8 | 8 | 6 | 3/4 | 42431h6 | 0.9721 - 1.0030 | 2 3/4 | 8 | 6 | 7/8 | 42432h6 | 0.7841 - 0.8160 | 2 1/2 | 6 | 6 | 5/8 | 42426h6 | 0.8161 - 0.8470 | 2 1/2 | 6 | 6 | 5/8 | 42427h6 | 0.8471 - 0.8780 | 2 5/8 | 6 | 6 | 3/4 | 42428h6 | 0.8781 - 0.9090 | 2 5/8 | 6 | 6 | 3/4 | 42429h6 | 0.9091 - 0.9410 | 2 5/8 | 8 | 6 | 3/4 | 42430h6 | 0.6911 - 0.7220 | 2 1/4 | 0.5625 | 6 | 6 | 42423h6 | 0.7221 - 0.7530 | 2 1/2 | 0.625 | 6 | 6 | 42424h6 | 0.7531 - 0.7840 | 2 1/2 | 6 | 6 | 5/8 | 42425h6 | 0.6281 - 0.6590 | 2 1/4 | 0.5625 | 6 | 6 | 42421h6 | 0.6591 - 0.6910 | 2 1/4 | 0.5625 | 6 | 6 | 42422h6 | 0.5341 - 0.5660 | 2 | 0.4375 | 6 | 6 | 42418h6 | 0.5661 - 0.5970 | 2 | 0.4375 | 6 | 6 | 42419h6 | 0.5971 - 0.6280 | 2 1/4 | 0.5625 | 6 | 6 | 42420h6 | 0.5031 - 0.5340 | 2 | 0.4375 | 6 | 6 | 42417h6 | 0.4411 - 0.4720 | 1 3/4 | 0.375 | 6 | 5 | 42415h6 | 0.4721 - 0.5030 | 2 | 0.4375 | 6 | 6 | 42416h6 | 0.3781 - 0.4090 | 1 3/4 | 0.3125 | 4 | 5 | 42413h6 | 0.4091 - 0.4410 | 1 3/4 | 0.375 | 6 | 5 | 42414h6 | 0.3471 - 0.3780 | 1 3/4 | 0.3125 | 4 | 5 | 42412h6 |
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