Description
Drillco 1318A139 39/64″ Extra Length Drill 18″ OAL is built for deep hole drilling in demanding environments. Featuring an 18″ overall length and a general-purpose flute design, this drill bit delivers effective chip evacuation and smooth cutting, even in deeper holes. Manufactured from premium grade high-speed steel (HSS), it offers durability and consistent performance across a wide range of materials. The long spiral flutes improve cutting efficiency, while the tapered point aids in easy hole alignment. Designed for both machine and handheld use, this drill is a reliable choice for precision drilling tasks.
Features:
- 18″ overall length provides access to deep or hard-to-reach holes
- General-purpose flute design ensures smooth chip evacuation
- Constructed from premium grade high-speed steel (HSS) for extended tool life
- Spiral flutes enhance cutting speed and chip removal
- Tapered point allows for easy hole realignment
- Hex nut shank compatible with impact wrenches for added versatility
- Made in the USA for dependable craftsmanship
Benefits:
- Ideal for deep drilling in thicker or longer workpieces
- Durable construction supports extended use in tough materials
- Provides stable, accurate drilling with reduced walking
- Compatible with both machine and hand tools
- Efficient chip removal helps prevent clogging and heat buildup
Technical Specifications:
- Model: 1318A139
- Drill Size: 39/64″
- Overall Length: 18″
- Flute Design: General-purpose
- Material: Premium grade high-speed steel (HSS)
- Shank Type: Hex nut shank
- Point Type: Tapered point






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