Irwin Turbomax 29/64 in. x 5-5/8 in. High Speed Steel Drill Bit with a straight shank is designed to deliver dependable performance across metal, wood, and plastic projects. The 3/8" shank fits standard drill chucks, providing stable grip and consistent torque for clean, true holes from start to finish. This bit’s generous overall length and precise flute geometry make it a versatile choice for both shop work and home projects.
-
Material: High Speed Steel (HSS) for durability and reliable performance across common drilling tasks
-
Drill Size: 29/64" (11.5 mm) — a mid-range hole diameter handy for hardware mounting and metal fabrication
-
Shank: Straight 3/8" shank compatible with most standard drill chucks
-
Length: 5-5/8" overall length with a 4-3/16" flute length for deeper holes without compromising rigidity
-
Packaging: Carded, single-piece packaging from the Irwin Turbomax family
Why this drill bit stands out
- Versatile for metal, wood, and plastics, making it a reliable go-to for quick metal repairs, cabinetry assembly, and DIY projects
- The Turbomax line is built for consistent hole quality and durable performance, helping you avoid wandering or chatter even when drilling tougher materials
- Long flute length provides the reach needed for deeper holes in thicker stock or recessed spaces, expanding its practical applications
- Reliable Irwin quality you can trust in professional setups or serious DIY workshops
Practical tips for best results
- Choose the appropriate speed and feed rate for the material: slower speeds for metal, moderate for wood, higher for plastics—maintain steady pressure
- Lubricate when drilling metal to extend bit life and reduce heat buildup; wipe away chips frequently to prevent binding
- Keep the bit perpendicular to the workpiece and secure the material to minimize wandering
- For deep holes, periodically retract the bit to clear chips and prevent clogging
Ideal for professionals and serious DIY enthusiasts who need a single, dependable mid-range drill bit that handles metal and beyond with precision. With the Irwin Turbomax 29/64 in. drill bit, you gain consistent performance, durable construction, and a hole quality you can count on project after project.
