SNS 680 ohm 1/4 Watt Carbon Film Resistor 0.25W 5% Tolerance Pack of 100: Amazon.co.uk: Business, Industry & Science
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
680 ohm - 1 Watt Metal Film Resistors 1% Tolerance(Pack of 100): Amazon.com: Industrial & Scientific