Butterfly tattoo and piercing, 61 greenford avenue, london - tattooing & piercing near hanwell rail station - all in london butterfly tattoo and piercing, 61 greenford avenue, london - tattooing & piercing near hanwell rail station. The creative place, where perfection matters! tattoo artists and body piercer with 13 years professional experience and fabulous reputation. tattoo prices: minimum £30; £60 per hour tattoo piercing tattoo piercing studio west london ealing information provided by uk small business directory.