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Rust-resistant nickel plating
This makes them ideal for cutting sheet metal
This adapter features a 1/4" male flare access fitting paired with a 3/16" OD copper tube extension
repeatable expansions every time
Quick Connect Arbor designed for use with Malco's carbide-tipped hole saws - Malco Rust-resistant nickel platingThe Malco HA3 is a Quick Connect Arbor designed for use with Malco's carbide tipped hole saws. It's engineered for fast, secure attachment and is compatible with a wide range of hole saw sizes. Product Specifications: Model: HA3 Thread Size: 5 8" 18 Hex Opening: 10 mm Compatible Hole Saw Sizes: 1 3 8" to 6 5 16" (35 mm to 160 mm) Material Compatibility: Designed for use with carbide tipped hole saws Pilot Drill Compatibility: Works with Malco HH4
