Ripley’s HSK-19 hole saw kit is specifically designed for installing permanently mounted mobile antennas with precision and confidence. Engineered for use with 3/8″ (9.5 mm) or larger electric drills, this specialized hole saw features an integrated pilot design that prevents walking during drilling, ensuring clean, accurate holes every time. The built-in depth limitation of 0.125″ (3.18 mm) helps protect sensitive vehicle headliners and interior components from accidental damage during installation.

The ribbed outer cutting edge scores through paint coatings to promote improved grounding, making it ideal for professional radio, fleet, and communications installations where reliable electrical bonding is critical. Built for durability and repeat use, the HSK-19 is a dependable solution for technicians who demand consistent performance in the field.