CHICAGO-LATROBE Tap Kit: M8x1 Metric, D5 / 6H, 4 Flute

This three-piece hand tap set is used for cutting internal M8x1 metric threads in metal. It includes taper, plug, and bottoming taps for starting, continuing, and finishing threads to the bottom of a blind hole. It is suitable for maintenance, repair, and production work in industrial and machine shop environments.

The kit includes three high-speed steel taps: one each taper, plug, and bottoming. Thread size is M8x1 metric with a D5 / 6H tolerance. Each tap has 4 flutes for chip clearance. The manufacturer part number is 173221. This set is designed for manual threading operations in ferrous and non-ferrous materials.

3G Electric supplies the CHICAGO-LATROBE Tap Kit 173221 to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We source and deliver this three-piece hand tap set to any country.

For a blind hole, use the bottoming tap from this kit to cut threads to the full depth. Start with the taper tap to begin the thread, then use the plug tap, and finish with the bottoming tap. Ensure the tap size matches the M8x1 metric thread specification. Use cutting fluid and reverse periodically to clear chips.