December 15, 2021PR68 Cutting Bit FeaturesPR-68 tube cutters are ideal for tube cutting thick walled boiler tube of 2” O.D. and higher.The Internal Tube Cutters PR-68 is driven via the square in a clockwise direction using either an electric, pneumatic or hydraulic driving machine.PR-68 type tube cutters are available in standard reach of 4” (101.6mm). Additional reaches in increments of 4” are available up to 16” (406.4mm)