Mechanical Hole GAuge, 3-Point

SKU: N/A

Wilson Hole Guages & Micrometers for heat exchangers and boilers measure tubesheet hole inner diameters from 0.275 to 4.8 inches.

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  • 3 Ball Contact Points
  • Adjustable Collar for Depth Setting
  • Easy To Calibrate with Ring Provided
  • Calibration of Torque Control Rolling Motors

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Tube ODTube ID RangeReachPart No.
1/2 Inch (12.7mm)0.370-0.4506-Inch291004506
1/2 Inch (12.7mm)0.370-0.45012-Inch291004512
5/8 Inch (15.9mm)0.450-0.5306-Inch291005306
5/8 Inch (15.9mm)0.450-0.53012-Inch291005312
5/8-3/4 Inch (15.9mm -19.1mm)0.530-0.6106-Inch291006106
5/8-3/4 Inch (15.9mm -19.1mm)0.530-0.61012-Inch291006112
3/4 Inch (19.1mm)0.610-0.7356-Inch291007306
3/4 Inch (19.1mm)0.610-0.73512-Inch291007312
7/8 Inch (22.2mm)0.735-0.8606-Inch291008606
7/8 Inch (22.2mm)0.735-0.86012-Inch291008612
1 Inch (25.4mm)0.860-0.9856-Inch291009806
1 Inch (25.4mm)0.860-0.98512-Inch291009812
1-1/4 Inch (31.8mm)0.985-1.1106-Inch291001106
1-1/4 Inch (31.8mm)0.985-1.11012-Inch291001112