Type 408 FractionalTools - Reamers - Material Specific Chucking Reamers - Reamers with Straight Shank and Straight Flutes
| Chip Class | Material Machined | Tool Type |
|---|---|---|
| 20 | NON-FERROUS - LONG CHIPS | 407 |
| 40 | NON-FERROUS - SHORT CHIPS | 407 / 408 |
| 60 | CAST IRONS | 408 |
| 80 | LOW STRENGTH STEELS | 409/408 |
| 100 | MEDIUM STRENGTH STEELS | 409 |
| 120 | HIGH STRENGTH STEELS | 409 |
| 140 | HIGH TEMPERATURE ALLOYS | 409 |
Description
- Type "C" with short carbide tip
- Straight polished flutes and straight shank
- Geometry and carbide grade appropriate for material being machined
- Carbide tips brazed to tough hardened alloy steel body
- Polished flutes for easy chip flow
- Precision ground cutting edges
- Material specific reamer shanks are ground to next smallest shank diameter listed in NAS 897 if tool diameter is within .005" of shank diameter
Modifications
- Modified tool diameter - priced below
- Closer tool diameter tolerance
- Cutting diameter reduced for step or pilot
- End chamfer other than 45º
- End cutting or corner radius
- Increased / decreased circular margin
- Increased / decreased tool diameter back taper
- Shortened shank or reduced shank diameter
- Flat(s) or tang on shank
Coatings available:
- TITANIUM NITRIDE - TiN
- TITANIUM CARBONITRIDE - TiCN
- ZIRCONIUM NITRIDE - ZrN
- AL TITANIUM NITRIDE - AITiN
| Decimal Diameter | Fractional Diameter | Carbide Length | Flute Length | Max Shank Diameter | Number Of Flutes | Overall Length | EDP | Price | 0.2344 | 15/64 | 1/2 | 1 1/2 | 0.2265 | 4 | 6 | 4082344 | $60.05 | 1.5000 | 1 1/2 | 7/8 | 3 1/2 | 1.2495 | 8 | 12 1/2 | 40848 | $216.65 | 0.3125 | 5/16 | 1/2 | 1 1/2 | 0.2792 | 6 | 6 | 40890 | $63.85 | 0.3438 | 11/32 | 5/8 | 1 1/2 | 0.2792 | 6 | 6 | 40891 | $66.20 | 0.3750 | 3/8 | 5/8 | 1 3/4 | 0.3105 | 6 | 7 | 40892 | $60.65 | 0.4062 | 13/32 | 5/8 | 1 3/4 | 0.3105 | 6 | 7 | 40893 | $67.30 | 1.1875 | 1 3/16 | 7/8 | 2 7/8 | 0.9995 | 8 | 11 | 40838 | $155.80 | 1.2500 | 1 1/4 | 7/8 | 3 | 0.9995 | 8 | 11 1/2 | 40840 | $164.70 | 1.3125 | 1 5/16 | 7/8 | 3 | 0.9995 | 8 | 11 1/2 | 40842 | $173.30 | 1.3750 | 1 3/8 | 7/8 | 3 1/4 | 0.9995 | 8 | 12 | 40844 | $183.90 | 1.4375 | 1 7/16 | 7/8 | 3 1/4 | 0.9995 | 8 | 12 | 40846 | $204.95 | 0.9375 | 15/16 | 3/4 | 2 5/8 | 0.7495 | 8 | 10 | 40830 | $126.45 | 0.9688 | 31/32 | 3/4 | 2 5/8 | 0.7495 | 8 | 10 | 40831 | $132.45 | 1.0000 | 1 | 3/4 | 2 3/4 | 0.8745 | 8 | 10 1/2 | 40832 | $132.45 | 1.0625 | 1 1/16 | 3/4 | 2 3/4 | 0.8745 | 8 | 10 1/2 | 40834 | $137.15 | 1.1250 | 1 1/8 | 7/8 | 2 7/8 | 0.8745 | 8 | 11 | 40836 | $148.30 | 0.7812 | 25/32 | 3/4 | 2 1/2 | 0.6245 | 6 | 9 1/2 | 40825 | $100.60 | 0.8125 | 13/16 | 3/4 | 2 1/2 | 0.6245 | 6 | 9 1/2 | 40826 | $100.60 | 0.8438 | 27/32 | 3/4 | 2 1/2 | 0.6245 | 6 | 9 1/2 | 40827 | $104.70 | 0.8750 | 7/8 | 3/4 | 2 5/8 | 0.7495 | 6 | 10 | 40828 | $108.55 | 0.9062 | 29/32 | 3/4 | 2 5/8 | 0.7495 | 6 | 10 | 40829 | $126.45 | 0.6250 | 5/8 | 5/8 | 2 1/4 | 0.5615 | 6 | 9 | 40820 | $91.55 | 0.6562 | 21/32 | 5/8 | 2 1/4 | 0.5615 | 6 | 9 | 40821 | $93.10 | 0.6875 | 11/16 | 5/8 | 2 1/4 | 0.5615 | 6 | 9 | 40822 | $93.10 | 0.7188 | 23/32 | 5/8 | 2 1/4 | 0.5615 | 6 | 9 | 40823 | $97.50 | 0.7500 | 3/4 | 3/4 | 2 1/2 | 0.6245 | 6 | 9 1/2 | 40824 | $97.50 | 0.4688 | 15/32 | 5/8 | 1 3/4 | 0.3730 | 6 | 7 | 40815 | $68.25 | 0.5000 | 1/2 | 5/8 | 2 | 0.4355 | 6 | 8 | 40816 | $80.70 | 0.5312 | 17/32 | 5/8 | 2 | 0.4355 | 6 | 8 | 40817 | $87.95 | 0.5625 | 9/16 | 5/8 | 2 | 0.4355 | 6 | 8 | 40818 | $87.95 | 0.5938 | 19/32 | 5/8 | 2 | 0.4355 | 6 | 8 | 40819 | $91.55 | 0.3125 | 5/16 | 1/2 | 1 1/2 | 0.2792 | 4 | 6 | 40810 | $58.00 | 0.3438 | 11/32 | 5/8 | 1 1/2 | 0.2792 | 4 | 6 | 40811 | $60.30 | 0.3750 | 3/8 | 5/8 | 1 3/4 | 0.3105 | 4 | 7 | 40812 | $55.30 | 0.4062 | 13/32 | 5/8 | 1 3/4 | 0.3105 | 4 | 7 | 40813 | $63.15 | 0.4375 | 7/16 | 5/8 | 1 3/4 | 0.3730 | 6 | 7 | 40814 | $67.30 | 0.1562 | 5/32 | 1/2 | 1 | 0.1510 | 4 | 4 | 40805 | $61.75 | 0.1875 | 3/16 | 1/2 | 1 1/8 | 0.1805 | 4 | 4 1/2 | 40806 | $56.60 | 0.2188 | 7/32 | 1/2 | 1 1/4 | 0.2075 | 4 | 5 | 40807 | $56.60 | 0.2500 | 1/4 | 1/2 | 1 1/2 | 0.2405 | 4 | 6 | 40808 | $56.95 | 0.2812 | 9/32 | 1/2 | 1 1/2 | 0.2485 | 4 | 6 | 40809 | $58.00 |