Delta Laser Drill Machine – RW Hartnett Company

Delta Laser Drill Machine

R. W. Hartnett’s Delta Laser Drill model has integrated with a laser system to penetrate the outer coating of a tablet with a laser beam of predetermined strength and diameter.  Changeover between products is effortless with pre-programmed laser recipes and quick release carrier links that are removed and reinstalled using only one tool. This machine can laser drill caplets, bi-layer tablets and longitudinal compressed tablets (lct’s) at different depths and diameters. Also, have a programmable laser for ease of managing multiple products. The Delta laser Drill can drill multiple apertures and has the ability to drill one side or both sides.  Drilled hole sizes can be from .5 mm and up. In other words, Osmotic drug delivery is now user-friendly.



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  • Versatile; works with round or oblong tablets or caplets
  • Fully enclosed laser operations
  • Programmable laser for ease of managing multiple products
  • Vision inspection/rejection system verifies accurate lasing
  • Portable; easy setup and changeover
  • Interlocked safety operations
  • Swing arm touch screen HMI
  • Fully integrated controls
  • Intuitive, user-friendly software
  • CE Compliant Complies with EN 60825-1 for Class IV laser projects
  • Accessible components for easy maintenance


Delta Laser Drill by RW Hartnett Company


Drilling Configurations

  • One side of a particular, bi-color tablet, single row, with one or multiple apertures
  • One or two sides of a single color tablet, single row, with one or multiple apertures
  • One side of a single color tablet, dual rows, with one or multiple apertures


  • Single row tooling set; average output = 50,000 units per hour
  • Dual row tooling set; average output = 80,000 units per hour


  • Tablets: round, oblong, caplet
  • Diameter: 0.236”- 0.512” (6-13mm)
  • Thickness: 0.118”- 0.354” (3-9mm)
  • Electrical requirements: 240 VAC, 30 Amp, 1 or 3 phase
  • Compressed Air requirements: 90 psi @ 5 scfm
  • Temperature: 50-80 °F (10-27 °C)
  • Humidity: 20-60% RH
  • Site Vacuum or other external vacuum required for particulate removal



  • 21 CFR Part 11 Compliance
  • Floor Level In-feed Bulk Hopper
  • External Particulate Removal Vacuum (optional only if site vacuum is available)
  • Validation Documents, including but not limited to IQ/OQ

Floor Plan

Floor Plan:

Click for enlargements

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