The Diablo DHS4BITII 4″ Hole Saw Pilot Drill Bit is engineered for precision and durability in various drilling applications. Crafted from high-speed steel (HSS), this pilot bit ensures efficient cutting performance and extended tool life.
Featuring a 1/4″ hex shank, it offers secure and quick connections with compatible mandrels, enhancing productivity on the job site. The bit is designed to deliver a cutting depth of up to 2-3/8 inches, allowing for deeper holes in a single pass.
Ideal for use with Diablo’s Snap-Lock Plus™ mandrel system, this pilot bit simplifies the hole saw attachment process, ensuring fast and efficient mounting. Its versatility makes it suitable for drilling into wood, plastic, aluminum, metal, and stainless steel.

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