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Allied Machine T-A Pro

T-A Pro is Allied Machine's material-specific high-performance evolution of the T-A replaceable-insert drill. The system combines ISO material-focused insert geometries and coatings with a coolant-through holder design intended to raise penetration rates while retaining the cost structure and flexibility of a replaceable spade insert.

Product system overview

T-A Pro is Allied Machine's material-specific high-performance evolution of the T-A replaceable-insert drill. The system combines ISO material-focused insert geometries and coatings with a coolant-through holder design intended to raise penetration rates while retaining the cost structure and flexibility of a replaceable spade insert.

Industries and applications

  • Job-shop and production drilling across steels, stainless steels, cast irons, nonferrous materials, and applications using the high-speed-steel insert option.
  • Programs requiring a wide diameter and depth selection with material-specific insert identification.
  • Existing T-A holder users evaluating T-A Pro inserts where Allied confirms compatibility.

Technical and quote details

  • Diameter range: 9.50-47.80 mm (0.3739-1.8820 in).
  • Depths: stub 1xD plus 3xD, 5xD, 7xD, 10xD, 12xD, and 15xD holders.
  • ISO insert groups include P steel, K cast iron, N nonferrous, M stainless steel, and X high-speed-steel options subject to series availability.
  • Coolant-through straight-flute holders use flanged or cylindrical shanks in imperial and metric sizes.
  • Allied states that T-A Pro inserts can be used with previous T-A insert holders, but exact series and dimensional compatibility still require verification.

Selection notes

Use T-A Pro when a replaceable spade platform is desired with simplified ISO material-specific selection and higher penetration potential.

Compare complete assemblies and expected insert consumption against GEN2 T-A, GEN3SYS XT Pro, and competing modular drills.

Variables to validate

  • Material group alone does not establish the complete insert; series, diameter, substrate, coating, holder body, and depth remain required.
  • Manufacturer productivity and cost-per-hole claims are application-specific and require a controlled trial.
  • Long-depth performance depends on coolant pressure, chip evacuation, runout, machine stability, and deep-hole operating procedure.

Official product references

We work to keep this information reliable, but specifications and availability can change. Verify critical details with the manufacturer through the official resources above.

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