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smseace 680 pcs 0 Ohm-1M Ohm with 1/2W 68 Values Metal Resistor Assortment Kit Used for DIY and Experiments Packed in Box SM-11-3: Amazon.com: Industrial & Scientific
Amazon.com: Aexit 10 x Fixed Resistors 5W 700V 680 ohm 680R Metal Oxide Single Resistors Film Resistors : Industrial & Scientific
uxcell 20 x 1/2W Watt 680 ohm 680R Carbon Film Resistor 0.5W: Single Resistors: Amazon.com: Industrial & Scientific