Description
Drillco 1450A243 1-43/64″ Taper Shank Drill #4 M.T. Smaller is built for demanding drilling applications that require large-diameter holes while maintaining compatibility with smaller taper holders. Part of Drillco’s 1450 series, this tool features a #4 Morse Taper (M.T.) shank with a reduced round section for broader machine adaptability. Designed for heavy-duty use across a wide variety of materials.
Features:
- #4 Morse Taper shank with a reduced 1/2″ round section for flexible mounting options.
- Precision-machined 118° conventional point for fast starts and accurate penetration.
- Premium high-speed steel (HSS) construction ensures long-lasting durability.
- Black oxide coating enhances wear resistance and promotes efficient chip evacuation.
- 13″ flute length supports stable, deep-hole drilling in industrial settings.
Benefits:
- Enables use of larger drills on equipment with smaller taper holders.
- Reduces vibration and deflection, improving hole accuracy and surface finish.
- Increases productivity by minimizing tool replacement and downtime.
- Ideal for general-purpose drilling in steel, cast iron, and structural metals.
Technical Specifications:
- Model: 1450A243
- Diameter: 1-43/64″
- Shank Type: Taper Shank, #4 Morse Taper (M.T.), 1/2″ reduced round shank
- Point Angle: 118°
- Material: High-Speed Steel (HSS)
- Finish: Black Oxide
- Flute Length: 13″
- Overall Length: 18″
- Application: Deep-hole drilling and general-purpose metalworking





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