Butch is a tow truck from The Island of Sodor.
Butch is serious about his job and loves working, especially with his railway friends. Despite his size, Butch has a kind heart and is always ready when his service is needed.
Butch is based on a Scammell Constructor. According to the official Thomas And Friends website, he was constructed out of parts from a diesel, a lorry and a crane.
Butch's front is painted yellow and his trailer is painted navy blue, with "SODOR HEAVY RECOVERY UNIT" written on both sides in white. He has the logo of the Sodor Search and Rescue Centre on his cab doors.