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R.W. Hartnett Company

2055 Bennett Road
Philadelphia, PA 19116 USA

Delta Laser Drill Machine

R. W. Hartnett’s Delta model has been 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.  Osmotic drug delivery is now user-friendly.


Delta Laser Printer by R.W. Hartnett

Delta Laser Drill, Click to enlarge



  • 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