350MM Connecting Rod Wall Hole Saw, Concrete Cement Tungsten Carbide Drill Bit with 30/40/50MM, High Strength, Stability, Fast Drilling for Air Conditioners, Washing Machines Pipe Punching Etc.

Description

🔧 Drill Like a Pro, Finish Like a Boss!

The QUISTALA 350MM Connecting Rod Wall Hole Saw set features high-strength tungsten carbide tips and a 350mm extension shank, designed for fast, stable drilling in brick, masonry, and foam concrete. With 30/40/50mm SDS+ core bits and engineered drain holes for efficient chip removal, this set is ideal for professional HVAC, plumbing, and appliance installations—delivering clean, precise holes with minimal vibration and long-lasting durability.