Colin 's has been restringing racquets for the Apia International since 1985 .
Colin 's has has strung the racquets of players such as Serena Williams , Roger Federer and Pete Sampras .
Colin 's has been restringing racquets for the Apia International since 1985 and has strung the racquets of players such as Serena Williams , Roger Federer and Pete Sampras .