O-ring metrico in gomma nitrile (NBR), 41 mm x 5 mm (51 mm di diametro), durezza 70 A, confezione da 20 : Amazon.it: Fai da te
KOOTANS 1200Pcs Nitrile Rubber O Ring Kit 24 Sizes O Rings Assortment Kit Set Sealing Washer NBR Metric o-Ring Assortment for Plumbing, Gas, Automotive and Faucet Repair, Resist Oil and Heat O-Rings:
VIGRUE 300Pcs M2.5/M3/M4/M5/M6/M8 Hex Allen Head Socket Set Screw Bolts Assortment Kit Grub Screw with Internal Hex Drive, 304 Stainless Steel ( Metric): Amazon.com: Industrial & Scientific
Metal Ruler with Cork Backing 6 Inch 12 Inch 18 Inch Metal Straight Edge Ruler Non Slip Stainless Steel Ruler- Inch and Metric - - Amazon.com
Zabiki Measuring Tape Measure, 25 Ft Decimal Retractable Dual Side Ruler with Metric and Inches, Easy to Read, for Surveyors, Engineers and Electricians, with Magnetic Tip and Rubber Protective Casing - - Amazon.com