NPT Thread Gauge

A simple and handy NPT thread gauge tool for checking both male and female pipe threads.
Covers standard NPT sizes from 1/8" to 2", and includes half-circle cutouts for checking pipe outer diameters.

The flat plate design makes it fast to print, lightweight, and easy to carry.
Perfect for quick thread identification or fit checks when working with fittings or adapters.

Features

Covers NPT sizes: 1/8", 1/4", 3/8", 1/2", 3/4", 1", 1 1/4", 1 1/2", and 2"
Holes for external threads, tabs/flaps for internal threads
Quick reference TPI table (threads per inch) engraved on the plate
Minimal material (~small material consumption, <17 g depending on slicer settings)
Prints flat, no supports
Fast print time (<40 min)

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