About This Dual-Size Copper Ring Crimping – Compatible with 1/2 inch and 3/4 inch copper crimp rings for use on hot and cold water lines, suitable for both household plumbing and jobsite applications. Forged Steel, Chrome-Plated Body – The forged steel body with a chrome-plated, hardened finish helps resist wear and corrosion, supporting long-term durability in regular use. Lead-Free Fitting Verification – The Go/No-Go gauge helps check crimp size and fit when working with lead-free brass fittings, supporting secure and consistent connections. ASTM Plumbing Pipe Compliance – Meets ASTM F1807 requirements, supporting secure plumbing pipe connections and helping maintain system integrity. Ergonomic Efficiency Design – The ergonomic grip helps reduce hand fatigue during copper ring crimping, supporting improved comfort and installation efficiency. Overview Brand : KF CPTEC Color : Orange Item Weight : 1.41 Kilograms Product Dimensions : 6.2"L x 2.17"W Handle Material : Alloy Steel