SUPPLY GIANT CSQM0300 1-Inch Male National Pipe Taper Threads Brass Cored Plug with Square Head, Lead Free Brass Pipe Fitting, Higher Corrosion Resistance, Economical & Easy to Install, Pipe Fittings

Investment Casting Stainless Steel Male Threaded Square Head Plug Applied in Plumbing System - China Stainless Plug with Square Head, Stainless Steel Square Plug

SUPPLY GIANT CSQM0300 1-Inch Male National Pipe Taper Threads Brass Cored Plug with Square Head, Lead Free Brass Pipe Fitting, Higher Corrosion Resistance, Economical & Easy to Install, Pipe Fittings

Brass Hex Head Plug - 1

Lead-Free Brass 125# Threaded Square Head Cored Plug

Pipe Thread Faucet Extension Brass Threaded Pipe Connectors - Temu Canada

Anderson Metals Brass Threaded Pipe Fitting, Countersunk Plug with Square Drive, 3/4 Male: Industrial Pipe Fittings: : Industrial & Scientific

JoyTube 1 NPT Pipe Plug Male Thread Stainless Steel Fitting Countersunk Internal Hex Head(Pack of 2) : Industrial & Scientific

BRASS THREADED MALE ADAPTOR , CPVC , ERA - 公元管道（浙江）有限公司

MSC Industrial Supply

Build pipe plug systems yourself

SUPPLY GIANT CSQM0300 1-Inch Male National Pipe Taper Threads Brass Cored Plug with Square Head, Lead Free Brass Pipe Fitting, Higher Corrosion Resistance, Economical & Easy to Install, Pipe Fittings

Supply Giant CSVO0100 1 Inch Union for 125 Lb Applications, with Female Threaded Connects Two Pipes, Brass Construction, Higher Corrosion Resistance Economical & Easy to Install, 15

1/4 Pipe Plug Countersunk Hex Head Style Male NPT Brass Pipe End Fitt – compressor-source

EVIL ENERGY NPT Male Hex Head Plug Aluminum – EVILENERGY