4-Bladed Cutter, Head Type 4-Blade Cutter, Compatible Cleaner Series K-3800, K-400, K-50, Connection Size 3/8 in, 1/2 in, Maximum Drain Line Inside Diameter Not Applicable, Minimum Drain Line Inside Diameter 2 in, Product Type Cutters, Compatible Cleaner Manufacturer Part Number K-3800, K-400, K-50, Compatible Cleaner Grainger Part Number 2AER4, 2AER5, 2RPC7, 4CX03, 4Z249, Fits Brand Ridgid, For Use With Drum Machine, Overall Length 1 3/4 in. This item has been restricted from sale in the following state (s): []