Amazon.com: uxcell 6063 Aluminum Tube, 4mm 5mm 6mm OD x 1mm Wall Thickness 300mm Length Seamless Round Pipe Tubing, Pack of 3 : Industrial & Scientific
Amazon.com: New Lon0167 6mm x 8mm Silicone Translucent Tube Water Air Pump Hose Pipe 2 Meter 6.5Ft Long Clear(6mm x 8mm Silikon transluzent Rohr Wasser Luftpumpe Schlauchleitung 2 Meter 6.5Ft lange klar :
5mm (3/16") Eyelet Grommet Press Die - - Amazon.com
yueton Pack of 10 Wool Daubers with Metal Handle for Leather Dyes, Sealers - Amazon.com
TAILONZ PNEUMATIC 1/2 Inch OD Copper Nickel Plating Push to Connect Air Fittings Tee Straight Union Connect TPE-1/2(Pack of 2): Amazon.com: Industrial & Scientific
RIDGID 40617 Model 101 Close Quarters Tubing Cutter with 1/4"-1-1/8" Cutting Capacity, Silver - Pipe Cutter - Amazon.com
Linear Motion Guide, FEYRINX 2PCS 6mm x 150mm (.236 x 5.9 inches) Case Hardened Chrome Linear Rail Rod Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance: Amazon.com: Industrial & Scientific