Standard Tap Drill Size Chart. Below is a comprehensive drill and tap size chart for all drills and taps, imperial and metric, up to 36.5 millimetres (1.44 in) in diameter. Contact us for more information. This size drill bit should be used for drilling the initial hole that will then be tapped.
The charts below show you what size drill bit to use with a tap.
Your source for automatic drills, multiple spindle heads, and more. They accept male screws to facilitate the building and fastening of a finished assembly. British standard pipe parallel or taper bsp or bspt. (imperial unified national thread form). The charts below show you what size drill bit to use with a tap. Your source for automatic drills, multiple spindle heads, and more. Printable and fillable standard tap drill chart. Tap drill charts are used to determine the size of the drill used for each tap.
