K & S 9315 Round Aluminum Tube, 3/8" OD x 0.035" Wall x 36" Long, 4 Pieces, Made in The USA

Yaatao 6 Pieces Mini Brass Wire Brush Set for Cleaning Welding Slag and Rust

ION TOOL 3-in-1 Tubing Bender, for 1/4”, 5/16”, 3/8” (8, 6, 10mm) Tubing

RIDGID 32975 Model 103 Close Quarters Tubing Cutter, 1/8-inch to 5/8-inch Tube Cutter

Bulkhead Union Push to Connect Tube Fitting 3/8" Tube OD X 3/8" Tube OD (5 Packs) Stainless Steel Double Threaded

K&S Precision Metals 83063 Round Aluminum Tube, 3/8" OD x 0.049" Wall Thickness x 12" Length, 0.375 in OD, 1 pc, Made in USA

Apera Instruments AI311 PH60 Premium Waterproof pH Pocket Tester, Replaceable Probe, ±0.01 pH Accuracy, -2.00-16.00 pH Range

PTFE Teflon tube cutter, cut up to 3/4'' OD tube- Allen tech

Shiny Silk Gold Silver Copper PLA Filament Bundle, 1.75mm 3D Printer Filament, Each Spool 0.5kg, 3 Spools Pack, with One 3D Printer Remove or Stick Tool MIKA3D

Dremel EZ406-02 1 1/2-Inch EZ Lock Rotary Tool Cut-Off Wheel and Mandrel Metal Cutting Starter Kit