No. 20 Wire-gauge Drill Bit — 3.25 In, Black Oxide Finish For Precise Hole Sizing

Discover the accuracy of a No. 20 wire-gauge drill bit tailored for metalworking and precision tapping. With a 3.25-inch overall length, this bit features a durable black oxide coating that minimizes galling and enhances chip flow. The 135-degree split-point starts on contact without drifting, delivering clean, accurate holes even in challenging materials.

Benefits of using this drill bit: This tool minimizes guesswork for holes sized between fractional diameters, making it ideal for pre-tapping operations and ensuring reliable thread engagement.

• Black oxide finish: Extends service life and reduces friction for smoother metal drilling and improved chip evacuation.
• 135-degree split-point tip: Prevents walking and enables fast, accurate starts in metalworking projects.
• Precise wire-gauge sizing: Engineered to match wire-gauge diameters between fractional sizes for exact hole sizing and reliable tapping.
• 3.25-inch length: Provides reach and rigidity for deep or tight-space drilling in metal fabrication.
• Thread-tapping compatibility: Ideal for preparing holes for standard threads such as 1/4-28, making it a versatile choice for metal fabrication.

Experience precision in every drill: This No. 20 wire-gauge drill bit delivers dependable performance for automotive work, machinery maintenance, and custom metal fabrication. Its durable finish and thoughtful geometry help you achieve clean starts, accurate hole sizes, and durable results—time after time.