Drillco 1312AR135 35/64″ Extra Length Drill – 12″ Overall Length, 1/2″ Shank is designed for precise deep hole drilling where extended reach and a larger shank size are required. Featuring a general purpose flute design, this drill performs efficiently across a broad range of materials and conditions. Its long flute length facilitates superior chip evacuation for cleaner, smoother drilling in deeper holes.
Features:
- 12″ overall length provides extended reach for deep or difficult-to-access holes.
- General purpose flute design promotes versatile performance and effective chip removal.
- Premium grade high-speed steel (HSS) construction for enhanced durability and longevity.
- Self-centering 135° split-point minimizes thrust and walking for accurate hole starts.
- Black oxide surface finish increases wear resistance and extends tool life.
- 1/2″ round shank ensures compatibility with larger drill chucks and reduces runout.
Benefits:
- Ideal for drilling deep holes in a variety of materials with precision and ease.
- Reduced walking improves hole accuracy and finish quality.
- Durable construction suited for repeated use in demanding drilling applications.
- Longer tool life reduces downtime and replacement costs.
Technical Specifications:
- Model: 1312AR135
- Diameter: 35/64″
- Overall Length: 12″
- Point Type: 135° split point
- Material: High-speed steel (HSS)
- Surface Finish: Black oxide
- Flute Length: Jobber (general purpose)
- Shank Type: Round, 1/2″
- Application: Deep hole drilling in various materials
- Standard: NAS 907 Type C








