Craig Michael Jones also known as 133 (or 133 mHz), The Silent One, or by his number #5, is an American musician, best known as the sampler andkeyboardist of the band Slipknot.Jones was born in Des Moines, Iowa. He previously played in various local extreme metal bands, including Modifidious, before joining Slipknot in February 1996. He was the replacement for the band's original guitarist, Donnie Steele, who left during the recording of their first songs, put together into a demo called Mate. Feed. Kill. Repeat. which the band themselves have stated is not an album, but a demo. Because the band was almost completed with the demo, he did not contribute to it, but he did receive credit for its sleeve concept and graphics in the liner notes. Before the year was over, Jones had been replaced by guitarist Mick Thomson, and he began to assume his role as the band's sampler and keyboardist.
Jones is the only member of the band who is not interviewed completely unmasked on Voliminal: Inside the Nine. While he does not wear a mask during the interview, his face remains pixelated.
He speaks for two seconds at the start of their video Welcome to Our Neighborhood, where he says "133, number 5, sampling". He also speaks during the member introduction on the Ozzfest 1999 documentary called We Sold Our Souls for Rock and Roll, where he says "Craig, number 5, sampling".
Jones once suffered from whiplash after an extended case of powerful headbanging. He gave himself the nickname (133) because at the time 133mHz was the fastest computer around and now the nickname stuck