Home / Springs and Accessories / TulipCutter 16/40 with inner universal coupling for 16 mm spring diam. 40 mmTulipCutter 16/40 with inner universal coupling for 16 mm spring diam. 40 mm Request a Quote Home / Springs and Accessories / TulipCutter 16/40 with inner universal coupling for 16 mm spring diam. 40 mmTulipCutter 16/40 with inner universal coupling for 16 mm spring diam. 40 mm Request a Quote TulipCutter 16/40 with inner universal coupling for 16 mm spring diam. 40 mm. The Tulip Cutter causes less damage, never gets stuck and removes debris more evenly, safely and cleanly than similar tools, such as a chain head. Ideal for removing hardened grease, lime and urine deposits and rust in pipes.