1/4 inch x 25 feet high carbon spring wire. Clears small and medium household drains up to 25 feet. High impact polymer housing with screw construction for long lasting durability. Quick lever cam lock for faster cable adjustment. Center balanced pistol grip for better control and balance. 1/4 inch x 25 feet high carbon spring wire High impact polymer housing with screw construction clears small to medium household drains Quick lever cam lock for faster cable adjustment Pistol grip handle for better control and balance.