ANSI and ISO Twist drill size chart Fractional and Metric Sizes per. ANSI/ASME B94.11M-1993 below are the standard size drill bits used and readily available in industry. Fractional sizes are …

DRILL SIZE DECIMAL EQUIVALENT & TAP DRILL CHART DECIMAL EQUIVALENT CHART ... Imperial has made a concerted effort to provide accurate information in its catalog and on its …

Comprehensive drill size chart for manufacturing and fabrication. Includes fractional, metric, wire gauge, and letter drill bit sizes with decimal equivalents for quick reference.

Such an appropriately sized drill is called a tap drill for that size of thread, because it is a correct drill to be followed by the tap. Many thread sizes have several possible tap drills, because they …

Mar 31, 2025 · Drill size chart for machining - get the right size drill bit in fractional sizes, letter sizes, number sizes, and metric sizes.

Aug 28, 2025 · Drill Chart: A Complete Guide 2025. Learn drill sizes, types, and tips for precise drilling. Free PDF chart included for easy reference.

Find The Tap And Drill Size You Need With American Fasteners Size Chart

Values for fractional size, wire gauge size, letter size, metric size, and decimal inch size drills

The drill bit size chart provides equivalent sizes for letter, metric, wire gauge, and fractional drill bit sizes, allowing the user to select the correct drill bit for their project.

Comprehensive reference chart of decimal equivalents and tap drill sizes for fractional, number, letter, and metric drill bits. Ideal for machinists, fabricators, and DIYers needing quick size …