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The Metric Trapezoidal Thread Riug Gauge
Taper Pipe Thread Ring Gage
American Standard Thread Plug Gauge
Taper Pipe Thend Ping Gages Fith Ham Thread Sealing
American Standard Thread Ring Gauge
Taper Pipe Thend Plug Gauges (American Standard)
The Meric Trapezoidal Ring Gauge
Tape Pipe Thend Plug Gauges
Special Square
Precision Center Square
90° Knife Edge Square
