Description Description The Haskel 56198 is a bullet tool for installing piston rod through rod seals. It is designed to work with Haskel air-driven liquid pumps, such as the model ATV-4. The bullet tool helps to prevent damage to the seals and ensure proper alignment of the piston rod. The tool is made of durable metal and has a smooth surface for easy insertion. The Haskel 56198 bullet tool is a useful accessory for maintaining and repairing Haskel pumps. State of California Proposition 65 WARNINGCancer and Reproductive Harm - www.P65Warnings.ca.gov. Literature & Docs Accessories