List of drill and tap sizes Schematic of a machine tap Below is a comprehensive drill and tap size chart for all drills and taps: Inch, imperial, and metric, up to 36.5 millimetres (1.44 in) in diameter.

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TAP-DRILL CHART RECOMMEND TAP DRILL TO USE FOR 75% DEPTH OF THREAD

Tap drill size calculator for Inch and metric threads (For Cutting and Forming Taps). Plus formulas and charts for Tap Drill Size.

Aug 30, 2025 · Discover the updated Tap Drill Size Chart with metric and imperial sizes. Download the free printable PDF and master accurate hole sizing.

Feb 13, 2025 · Use our tap drill charts to find the right drill size for screws or bolts and ensure perfect threading every time.

Tap & Drill Chart: Screw/thread size, major and minor diameter, drill size, decimal equivalent. Tapped hole, close fit, and free fit clearance holes.

Comprehensive tap size chart for manufacturing and machining. Includes fractional, metric, and numbered screw sizes, decimal equivalents, pitch, and recommended tap drill sizes for …

Tap & Clearance Drill Sizes Our tap and clearance drill charts are available as an Adobe Acrobat PDF file. You can print this file to use in your shop. To download the file, right-click the link …

Jun 17, 2025 · Find the right drill bit for any tap with this complete tap size chart. Covers UNC, UNF, and metric thread sizes to ensure accurate, reliable threading.