Type 407 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 | 4072344 | $60.05 | 1.5000 | 1 1/2 | 7/8 | 3 1/2 | 1.2495 | 8 | 12 1/2 | 40748 | $216.65 | 0.3125 | 5/16 | 1/2 | 1 1/2 | 0.2792 | 6 | 6 | 40790 | $63.85 | 0.3438 | 11/32 | 5/8 | 1 1/2 | 0.2792 | 6 | 6 | 40791 | $66.20 | 0.3750 | 3/8 | 5/8 | 1 3/4 | 0.3105 | 6 | 7 | 40792 | $60.65 | 0.4062 | 13/32 | 5/8 | 1 3/4 | 0.3105 | 6 | 7 | 40793 | $67.30 | 1.1875 | 1 3/16 | 7/8 | 2 7/8 | 0.9995 | 8 | 11 | 40738 | $155.80 | 1.2500 | 1 1/4 | 7/8 | 3 | 0.9995 | 8 | 11 1/2 | 40740 | $164.70 | 1.3125 | 1 5/16 | 7/8 | 3 | 0.9995 | 8 | 11 1/2 | 40742 | $173.30 | 1.3750 | 1 3/8 | 7/8 | 3 1/4 | 0.9995 | 8 | 12 | 40744 | $183.90 | 1.4375 | 1 7/16 | 7/8 | 3 1/4 | 0.9995 | 8 | 12 | 40746 | $204.95 | 0.9375 | 15/16 | 3/4 | 2 5/8 | 0.7495 | 8 | 10 | 40730 | $126.45 | 0.9688 | 31/32 | 3/4 | 2 5/8 | 0.7495 | 8 | 10 | 40731 | $132.45 | 1.0000 | 1 | 3/4 | 2 3/4 | 0.8745 | 8 | 10 1/2 | 40732 | $132.45 | 1.0625 | 1 1/16 | 3/4 | 2 3/4 | 0.8745 | 8 | 10 1/2 | 40734 | $137.15 | 1.1250 | 1 1/8 | 7/8 | 2 7/8 | 0.8745 | 8 | 11 | 40736 | $148.30 | 0.7812 | 25/32 | 3/4 | 2 1/2 | 0.6245 | 6 | 9 1/2 | 40725 | $100.60 | 0.8125 | 13/16 | 3/4 | 2 1/2 | 0.6245 | 6 | 9 1/2 | 40726 | $100.60 | 0.8438 | 27/32 | 3/4 | 2 1/2 | 0.6245 | 6 | 9 1/2 | 40727 | $104.70 | 0.8750 | 7/8 | 3/4 | 2 5/8 | 0.7495 | 6 | 10 | 40728 | $108.55 | 0.9062 | 29/32 | 3/4 | 2 5/8 | 0.7495 | 6 | 10 | 40729 | $126.45 | 0.6250 | 5/8 | 5/8 | 2 1/4 | 0.5615 | 6 | 9 | 40720 | $91.55 | 0.6562 | 21/32 | 5/8 | 2 1/4 | 0.5615 | 6 | 9 | 40721 | $93.10 | 0.6875 | 11/16 | 5/8 | 2 1/4 | 0.5615 | 6 | 9 | 40722 | $93.10 | 0.7188 | 23/32 | 5/8 | 2 1/4 | 0.5615 | 6 | 9 | 40723 | $97.50 | 0.7500 | 3/4 | 3/4 | 2 1/2 | 0.6245 | 6 | 9 1/2 | 40724 | $97.50 | 0.4688 | 15/32 | 5/8 | 1 3/4 | 0.3730 | 6 | 7 | 40715 | $68.25 | 0.5000 | 1/2 | 5/8 | 2 | 0.4355 | 6 | 8 | 40716 | $80.70 | 0.5312 | 17/32 | 5/8 | 2 | 0.4355 | 6 | 8 | 40717 | $87.95 | 0.5625 | 9/16 | 5/8 | 2 | 0.4355 | 6 | 8 | 40718 | $87.95 | 0.5938 | 19/32 | 5/8 | 2 | 0.4355 | 6 | 8 | 40719 | $91.55 | 0.3125 | 5/16 | 1/2 | 1 1/2 | 0.2792 | 4 | 6 | 40710 | $58.00 | 0.3438 | 11/32 | 5/8 | 1 1/2 | 0.2792 | 4 | 6 | 40711 | $60.30 | 0.3750 | 3/8 | 5/8 | 1 3/4 | 0.3105 | 4 | 7 | 40712 | $55.30 | 0.4062 | 13/32 | 5/8 | 1 3/4 | 0.3105 | 4 | 7 | 40713 | $63.15 | 0.4375 | 7/16 | 5/8 | 1 3/4 | 0.3730 | 6 | 7 | 40714 | $67.30 | 0.1562 | 5/32 | 1/2 | 1 | 0.1510 | 4 | 4 | 40705 | $61.75 | 0.1875 | 3/16 | 1/2 | 1 1/8 | 0.1805 | 4 | 4 1/2 | 40706 | $56.60 | 0.2188 | 7/32 | 1/2 | 1 1/4 | 0.2075 | 4 | 5 | 40707 | $56.60 | 0.2500 | 1/4 | 1/2 | 1 1/2 | 0.2405 | 4 | 6 | 40708 | $56.95 | 0.2812 | 9/32 | 1/2 | 1 1/2 | 0.2485 | 4 | 6 | 40709 | $58.00 |