| Comparison : |
Item # 1/8-27 NPSM Work Plug Go 2B, 0.3736 Inch (in) Internal 2B National Pipe Straight Mechanical (NPSM) Thread Work Plug Gage Item # 1/8-27 NPSM Work Plug No Go Class 2B, 0.3783 Inch (in) Internal 2B National Pipe Straight Mechanical (NPSM) Thread Work Plug Gage Item # 1/8-27 NPSM Work Plug Go/No Go Class 2B, 0.3736 to 0.3783 Inch (in) Internal 2B National Pipe Straight Mechanical (NPSM) Thread Work Plug Gage Item # 1/4-18 NPSM Work Plug Go 2B, 0.4916 Inch (in) Internal 2B National Pipe Straight Mechanical (NPSM) Thread Work Plug Gage Item # 1/4-18 NPSM Work Plug No Go Class 2B, 0.4974 Inch (in) Internal 2B National Pipe Straight Mechanical (NPSM) Thread Work Plug Gage
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