🔩 Hone Your Skills, Elevate Your Ride! Crafted from ASTM A36 mild steel with a zinc coating for unmatched durability. Everything you need for cylinder servicing in one kit! Knurled wheel for customizable pressure ensures flawless results every time. Say goodbye to carbon buildup and hello to smooth engine performance. Perfect for most vehicles with cylinder diameters from 3/4" to 7". 7pc Tool Kit 3/4" to 7" Compatibility Adjustable Pressure The Orion Motor Tech Cylinder Hone Tool Set is a comprehensive 7-piece kit designed for effective engine maintenance. It includes honing stones for various cylinder sizes, adjustable pressure features, and durable construction, making it an essential tool for any automotive enthusiast or professional mechanic.