just get the right spd chain for the bike gold one is bling but a ktm one for 10 quid will last as long tbh.
chain tool
http://www.halfords.com/cycling/bike-maintenance/bike-tools/bikehut-9-11-speed-chain-tool?cm_mmc=Google+PLA-_-Bike+Maintenance-_-Bike+Tools-_-164115&_$ja=tsid:60494|cgn:GoogleShopping|kw:164115&istCompanyId=b8708c57-7a02-4cf6-b2c0-dc36b54a327e&istItemId=qtmaqqamt&istBid=tzti&_$ja=tsid:35522|cid:344520484|agid:25437473884|tid:aud-80976661069:pla-224072659924|crid:89798789164|nw:g|rnd:17184558682288388835|dvc:c|adp:1o4&gclid=Cj0KEQjwxLC9BRDb1dP8o7Op68IBEiQAwWggQPABRvEvpiRSHdH11sFfBjMFhPZo9DJfhmetqiLTjjkaAh1s8P8HAQ
chain tool
http://www.halfords.com/cycling/bike-maintenance/bike-tools/bikehut-9-11-speed-chain-tool?cm_mmc=Google+PLA-_-Bike+Maintenance-_-Bike+Tools-_-164115&_$ja=tsid:60494|cgn:GoogleShopping|kw:164115&istCompanyId=b8708c57-7a02-4cf6-b2c0-dc36b54a327e&istItemId=qtmaqqamt&istBid=tzti&_$ja=tsid:35522|cid:344520484|agid:25437473884|tid:aud-80976661069:pla-224072659924|crid:89798789164|nw:g|rnd:17184558682288388835|dvc:c|adp:1o4&gclid=Cj0KEQjwxLC9BRDb1dP8o7Op68IBEiQAwWggQPABRvEvpiRSHdH11sFfBjMFhPZo9DJfhmetqiLTjjkaAh1s8P8HAQ