Amazon.com: Fitting Reducer Metric M12 M12X1.0 Male to M10 M10X1 Female Thread Adapter : Industrial & Scientific
Amazon.com: X AUTOHAUX 5pcs M10 to M12 x 1.25mm Male Car Straight Air Hose Fitting Connector Adapter : Automotive
Amazon.com: AC Adapter for M10, M12, M22, S10, T20 By Plantronics : Electronics
Amazon.com: XtremeAmazing Round Ball Gear Shift Knobs Universal Automatic Manual White Head Cover Handle Knob and Shifter Adapter M12 x 1.25 Thread M10 x 1.25, M10 x 1.5, M8 x 1.25 : Automotive
Amazon.com: Stainless Steel M12x1.5 Banjo Bolts Brake Line Fittings Adapter M12 Metric Thread Single Banjo Bolt Universal : Musical Instruments