Type 618 FractionalTools - Drills - Reduced Shank Diameter Drills - Silver & Deming Drills with 135° Split Point
| Chip Class | Material Machined | Tool Type |
|---|---|---|
| 20 | NON-FERROUS - LONG CHIPS | 616 |
| 40 | NON-FERROUS - SHORT CHIPS | 616 / 618 |
| 60 | CAST IRONS | 618 / 616 |
Discontinued, While Supplies Last.
Description
- Shank: 1/2" diameter, 2 1/4" long
- 135º split point designed for drilling tough abrasive or high tensile materials
- Heavy duty quality construction
- Carbide tip high temperature brazed to hardened tool steel body
- Smooth flutes for effective chip flow
- Precision ground to insure concentricity of tip & body
- All dimensional & element tolerances conform to one of:
ASME/ANSI B94.11M
ISO - International Organization for Standardization
NAS 907 - National Aerospace Standards
USCTI - United States Cutting Tool Institute (formerly MCTI)
Modifications
- Modified tool diameter
- Metric tool diameter
- Modified point and / or angle
- Flat(s) on shank
Coatings available:
- TITANIUM NITRIDE - TiN
- TITANIUM CARBONITRIDE - TiCN
- ZIRCONIUM NITRIDE - ZrN
- AL TITANIUM NITRIDE - AITiN
Use
- Allows larger tool diameter drilling using a 1/2" drill chuck
| Decimal Diameter | Fractional Diameter | Flute Length | Overall Length | EDP | Price | 1.1875 | 1 3/16 | 3 1/8 | 6 | 61876 | $263.20 | 1.2188 | 1 7/32 | 3 1/8 | 6 | 61878 | $276.45 | 1.2500 | 1 1/4 | 3 1/8 | 6 | 61880 | $252.35 | 1.0312 | 1 1/32 | 3 1/8 | 6 | 61866 | $188.20 | 1.0625 | 1 1/16 | 3 1/8 | 6 | 61868 | $204.00 | 1.0938 | 1 3/32 | 3 1/8 | 6 | 61870 | $208.95 | 1.1250 | 1 1/8 | 3 1/8 | 6 | 61872 | $212.90 | 1.1562 | 1 5/32 | 3 1/8 | 6 | 61874 | $258.55 | 0.8750 | 7/8 | 3 1/8 | 6 | 61856 | $178.45 | 0.9062 | 29/32 | 3 1/8 | 6 | 61858 | $182.80 | 0.9375 | 15/16 | 3 1/8 | 6 | 61860 | $184.55 | 0.9688 | 31/32 | 3 1/8 | 6 | 61862 | $190.80 | 1.0000 | 1 | 3 1/8 | 6 | 61864 | $195.00 | 0.7188 | 23/32 | 3 1/8 | 6 | 61846 | $148.10 | 0.7500 | 3/4 | 3 1/8 | 6 | 61848 | $155.30 | 0.7812 | 25/32 | 3 1/8 | 6 | 61850 | $171.15 | 0.8125 | 13/16 | 3 1/8 | 6 | 61852 | $171.60 | 0.8438 | 27/32 | 3 1/8 | 6 | 61854 | $171.60 | 0.5625 | 9/16 | 3 1/8 | 6 | 61836 | $109.75 | 0.5938 | 19/32 | 3 1/8 | 6 | 61838 | $114.05 | 0.6250 | 5/8 | 3 1/8 | 6 | 61840 | $126.70 | 0.6562 | 21/32 | 3 1/8 | 6 | 61842 | $137.40 | 0.6875 | 11/16 | 3 1/8 | 6 | 61844 | $142.90 | 0.5000 | 1/2 | 3 1/8 | 6 | 61832 | $72.35 | 0.5312 | 17/32 | 3 1/8 | 6 | 61834 | $105.90 |
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