Description
The Irwin 3/16″ x 3-1/2″ Titanium 135 Degree Drill Bit – Carded (63912) is a high-performance tool engineered for precision and longevity across a range of materials. Its core strength lies in the Titanium Nitride (TiN) coating, which is expertly applied to a high-speed steel body. This coating is not just a finish; it’s a critical component that dramatically reduces the heat and friction generated during drilling. This extends the bit’s lifespan significantly, making it a cost-effective and reliable choice for professionals and hobbyists alike.
KEY FEATURES AND BENEFITS:
- Extended Tool Life: The Titanium Nitride coating provides a protective layer that resists heat and friction, allowing the bit to last up to six times longer than standard high-speed steel bits, reducing the need for frequent replacements.
- Precision and Accuracy: The 135° split-point tip ensures the bit starts drilling immediately on contact, preventing it from wandering or “walking” on the material surface and enabling clean, precise holes from the first use.
- Reduced Drilling Effort: The split-point design not only improves accuracy but also reduces the amount of feed pressure needed, making drilling easier and helping to prevent work hardening of the material.
- Versatile Performance: This bit is specifically designed for effective use in a wide variety of materials, including metal, wood, and plastic, making it a multipurpose tool for various projects.
SPECIFICATIONS:
- Overall Length: 3-1/2 inches
- Diameter: 3/16 inches
- Shank Diameter: 3/16 inches
- Point Angle: 135 degrees
- Flute Length: 2-5/16 inches
- Material: High-Speed Steel with Titanium Nitride coating
HOW TO USE:
- Prepare the Material: Secure the material you are drilling into with a clamp or vise to prevent it from moving. Mark the exact spot where you need to drill.
- Insert the Bit: Loosen the chuck on your drill, insert the drill bit, and then tighten the chuck securely to ensure the bit is centered and will not slip.
- Set the Speed: Choose an appropriate speed setting on your drill. For harder materials like metal, use a lower speed. For softer materials like wood or plastic, a higher speed can be used.
- Start Drilling: Position the tip of the bit on your marked spot. Apply steady, firm pressure to the back of the drill and begin drilling. The split-point tip will engage immediately.
- Maintain and Clean: Pull the bit out periodically to clear chips and debris from the hole, especially when drilling deep. This prevents overheating and keeps the cutting action efficient.
BENEFITS OF USING IRWIN 3/16″ X 3-1/2″ TITANIUM 135 DEGREE DRILL BIT – CARDED (63912):
- Exceptional durability due to its Titanium Nitride coating, which allows it to withstand high heat and friction during repetitive drilling tasks.
- The split-point tip simplifies the drilling process by eliminating the need for a starter punch or pilot hole, saving time and ensuring professional-quality results.
- Heavy-duty web design provides superior rigidity, preventing bending or breaking when encountering tough materials.
- Consistent performance in a variety of materials, from soft woods to hard metals, making it highly versatile and dependable for any project.
FEATURES:
- High-speed steel construction
- 135-degree split-point tip for instant, accurate starts
- Heavy-duty web for increased rigidity
- Shorter cutting lips for reduced torque
- Titanium Nitride coating for enhanced durability
- Designed for use in portable drills and drill presses
- Straight shank for broad tool compatibility
- Effective in metal, wood, and plastic





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