3 Pack Hydraulic Seal Installation Tools, Hydraulic Cylinder Piston Repair Seal Product Features ?Universal Compatibility? Hydraulic Seal Installer is a quick and safe installation tool for flexible rod seals. 3 sizes to cover most rod seal installation job from 0.87" up (Rod Diameters): (S) 22-40mm (0.87"-1.57" Rod) gland hole ; (M) 40-70mm (1.57-2.75" Rod) gland hole; (L) 70-165mm (2.75"-6.49" Rod) gland hole. ?Efficient Work? Fast and simple to install, impossible to mess up. Simply put the seal in it in seconds, smoothly rotate the arm of Hydraulic tool to bend the seal to a Kidney Bean shape and insert the seal to the cylinder groove. Efficiently save you time and effort to complete seal installation work. ?Expertly Made Superior Quality? Upgraded comfortable rubber handle cover design to avoid slippage. 3 different colors for easy identification of different sizes. Strong welds and and well-polished edges provide smooth operation and great protection for both seal and cylinder. ?Widely Used?U-Cup twistor installation tool is ieal for installing automotive marine hydraulic cylinders, O-rings, bucket cylinder inner seals, auto cars ship inner flexible rod seals, loaders, backhoes, skid steers, etc ?100% Satisfaction Guarantee? Your satisfaction is our priority. We strive to give our customers excellent service. All Sixcow products support 30-Day money-back guarantee, 12-Month warranty for quality-related issues. Simply return it for your warranty. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!