Drill and Tap Tool - Thread Tapping & Through Hole

iOS 10 compatible! Whether you use Metric taps and drills, US Standard taps and inch drills, or any combination of size types, this app has the answers. No typing required; just tap your thread type and spin the dials to find the correct size of drill for your thread tapping operation. The interface allows for selection of the following variables to calculate your required drill size: • Thread Type, • Tap Size, • Percentage Depth of Thread, • Through Hole Clearance, • Cutting or Forming Oper