Rutland WTBT-16 Prokleen Chain-Type Creosote Remover With Tlc Torque Lock Connector Prokleen chain-type creosote remover with TLC torque lock connector consists of three steel chains mounted Fitted with TLC torque lock connector to fit steel rods (rods purchased separately). Use with TLC hex starter rod and 1/2-drill (hex starter rod and drill also purchased separately). Quick links allow simple and easy chain adjustment to accommodate various flue sizes. The chains spin out to chip away at third degree creosote glaze without damaging sound tiles.