170-Piece Professional Tool SetProfessional-grade 170-piece tool kit is presented in sturdy blow-molded case. Complete tool kit contains necessary tools for most industrial jobs. Chrome-vanadium steel ratchets and sockets are strong, tough and resist wear well. Case has designated spaces for each tool, keeping kit well-organized. Meets ANSI specifications. Presented in open case. Tool Kits Type: Combination Set; Number of Pieces: 170.