Type 656 FractionalTools - Drills - Coolant Fed Drills - Coolant Fed Twist Drills, Long Length, 125° 4 Facet Point
| Chip Class | Material Machined | Tool Type |
|---|---|---|
| 20 | NON-FERROUS - LONG CHIPS | 656 |
| 40 | NON-FERROUS - SHORT CHIPS | 656 |
| 60 | CAST IRONS | 656 |
| 100 | MEDIUM STRENGTH STEELS | 657 |
| 120 | HIGH STRENGTH STEELS | 657 |
Discontinued, While Supplies Last.
Description
- Long length
- Polished right spiral flutes
- Self centering 125º point
- Two coolant outlets
- Shank & body diameter same size as tool diameter
- Shank and tool diameter tolerances: plus .000", minus .001"
- Carbide high temperature brazed to hardened tool steel body
- Extra heavy web for higher torsional strength and rigidity
- Spiral flutes for improved chip removal in vertical applications
Modifications
- Modified tool diameter
- Metric tool diameter
- Modified point and / or angle
- Flat(s) on shank
- Tanged shank
Coatings available:
- TITANIUM NITRIDE - TiN
- TITANIUM CARBONITRIDE - TiCN
- ZIRCONIUM NITRIDE - ZrN
- AL TITANIUM NITRIDE - AITiN
Use
- For drilling most materials, including some stainless steels and high temperature alloys
- For deep holes, up to approximately 8 tool diameters deep
| Decimal Diameter | Fractional Diameter | Flute Length | Overall Length | EDP | Price | 0.7500 | 3/4 | 6 3/8 | 9 3/4 | 65648 | $366.45 | 0.5938 | 19/32 | 5 5/8 | 8 1/2 | 65638 | $307.05 | 0.6250 | 5/8 | 5 3/4 | 8 3/4 | 65640 | $307.05 | 0.6562 | 21/32 | 5 7/8 | 9 | 65642 | $326.60 | 0.6875 | 11/16 | 6 | 9 1/4 | 65644 | $349.90 | 0.7188 | 23/32 | 6 3/16 | 9 1/2 | 65646 | $364.55 | 0.4375 | 7/16 | 4 5/8 | 7 1/4 | 65628 | $208.00 | 0.4688 | 15/32 | 4 7/8 | 7 1/2 | 65630 | 0.5000 | 1/2 | 5 | 7 3/4 | 65632 | 0.5312 | 17/32 | 5 1/4 | 8 | 65634 | 0.5625 | 9/16 | 5 3/8 | 8 1/4 | 65636 | 0.2812 | 9/32 | 3 7/8 | 6 1/4 | 65618 | $208.00 | 0.3125 | 5/16 | 4 | 6 3/8 | 65620 | 0.3438 | 11/32 | 4 1/8 | 6 1/2 | 65622 | $208.00 | 0.3750 | 3/8 | 4 1/4 | 6 3/4 | 65624 | $208.00 | 0.4062 | 13/32 | 4 3/8 | 7 | 65626 | $208.00 | 0.2500 | 1/4 | 3 3/4 | 6 1/8 | 65616 | $208.00 |
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