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Ships within 48 hours · Estimated delivery Aug 5 - Aug 10
For two-pipe systems
Model Number: 20780
The 6-point flare nut profile provides excellent grip and reduces rounding
Crown 20986
Valve Core: Integrated valve core for controlling the flow and pressure within the system
Hole Saw 4-1/4" (108 mm) Carbide Tipped - Malco For two-pipe systemsHSC4250 Malco 4 1 4" (108 mm) Carbide Tipped Hole Saw Product Description (Shopify) The Malco HSC4250 4 1 4" (108 mm) Carbide Tipped Hole Saw is engineered for demanding HVAC and exterior wall applications requiring large diameter penetrations through tough, abrasive materials. Designed for professional installers, it delivers powerful cutting performance and long service life where standard bi metal hole saws quickly wear out. Built with carbide
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