Hole Saw - 5-1/4" (133 mm)Carbide Tipped Hole Saw - Malco Hole Sizes: The UB20 step

Hole Sizes: The UB20 step drill can create eight different hole sizes ranging from 9/16 inch to 1 inch in diameter

Diameter: 1-1/8 inches (29 mm)

1-11/16" Open-End Head Perfect for large imperial fasteners used in heavy machinery

The MalcoEdge™ FSG Tube Flare Sizing Gauge provides precise flare measurements for 1/4"

ideal for most standard applications

Hole Saw - 5-1/4" (133 mm)Carbide Tipped Hole Saw - Malco Hole Sizes: The UB20 stepHSC5250 Malco 5 1 4" (133 mm) Carbide Tipped Hole Saw The Malco HSC5250 5 1 4" (133 mm) Carbide Tipped Hole Saw is engineered for demanding HVAC and exterior wall applications requiring large diameter penetrations through abrasive, multi material wall systems. Designed for professional installers, it delivers exceptional durability and cutting power where standard bi metal hole saws quickly wear out. Built with carbide cutting teeth and aggressive