Superior Parts 19139 Big Horn's Round Centering Bit for Drill

The Superior Parts 19139 Big Horn’s Round Centering Bit is a precision self-centering drill accessory designed for accurate shelf pin hole drilling in woodworking, cabinetry, and furniture assembly applications. This 5mm centering bit helps create consistently aligned pilot holes for shelf pins, European hardware, and concealed fittings when used with compatible pin jigs or templates. Featuring a 1/4-inch hex shank, removable drill bit design, and durable metal construction, it is built for repeated use while maintaining drilling accuracy. Its spring-loaded self-centering mechanism improves precision, reduces misalignment, and helps ensure professional-quality hole placement in wood and composite materials. Compatible with Big Horn 19651 Pin Jig and other templates with 3/8-inch guide holes, this bit is ideal for drill and impact driver use in cabinetry, shelving, and precision woodworking projects.

• Genuine Superior Parts OEM tool part
• Please Reference Tool Diagram to Ensure Part Compatibility Before Ordering
• Origin of Manufacture and Packaging May Vary

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