Brass Heat Exchanger Tube Plug, 3/4 in. OD, 15 to 20 Tube Wall

Heat Exchanger Tube Plugs: TP Series

Heat Exchanger Tube Plugs,Ferrules & Inserts In Variety of Materials

Tynulox 3/16(5mm) OD 99.9% Copper Tube 0.5mm Wall × 300mm Length × 2Pcs, Pure Copper Tubing 110 Copper Seamless Round Tubing for Refrigerator, Jewellery and Industry : Industrial & Scientific

Snap It® Jr. Engineered Tube Plug

Tube Plugs, Brass, 2-Piece Ring And Pin - TC Wilson

High Pressure Tube Plugs for Heat Exchangers, 7,000 PSI

Heat Exchanger Tube Plugs, Tube Plugging

Compression Cap End and Brass/ 316 Stainless Steel Hydraulic Plugs

Brass, Tapered Tube Plugs, Small End Dia, .550 Large End Dia .750 (Pack of 10) : Home & Kitchen