TWO
Zorg Guru (I)
It a bit expensive but may brush up with a bit of 'elbow grease'
http://www.ebay.co.uk/itm/Rusty-nut...3f0943&pid=100009&rk=4&rkt=10&sd=371554367872
http://www.ebay.co.uk/itm/Rusty-nut...3f0943&pid=100009&rk=4&rkt=10&sd=371554367872