Complete Engine Repair Kit - Get everything you need in one set: 1 heavy-duty chrome-vanadium steel piston ring pliers and 13 precision-sized piston rings (62-145mm). Includes a compact storage case for easy organization and portability—perfect for DIY mechanics, professional technicians, or automotive workshops. Heavy-Duty Materials for Longevity - Built to last with rust-resistant 45# steel pliers and durable 65Mn steel piston rings. The chrome-vanadium steel construction ensures high hardness, strong bite force, and fatigue resistance, ideal for repeated use in demanding engine rebuilds or repairs. Universal Compatibility - Covers 13 versatile sizes (62mm to 145mm), fitting most car, truck, and small engine models. Whether repairing sedans, trucks, or motorcycles, this set adapts to engines across brands—no guesswork required. Precision Installation Tools - Features adjustable pliers with fine-tooth design for incremental compression and a 3/64"-1/4" thickness range. The