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The CENTURY DRILL TOOL CO INC 95306 is a 10-24 national coarse plug-style machine screw tap paired with a number 25 drill bit in a 2-piece combo pack. The tap is designed for hand cutting applications, producing precision-cut threads that are accurately formed for consistent, exact threading. The tooling is heat treated and tempered to achieve tile-hard threads, extending useful service life under repeated use. This combo pack gives technicians and tradespeople the correct drill bit and tap in a single purchase, simplifying the process of creating threaded holes in metal and other materials.
This combo pack is suited for residential and light commercial maintenance, repair, and installation work where 10-24 machine screw threads are required. Electricians, HVAC technicians, plumbers, and general maintenance professionals commonly use 10-24 taps when securing panels, mounting brackets, or installing junction boxes. The number 25 drill bit is the correct pilot size for the 10-24 thread pattern, making this a straightforward choice for hand-tapping operations in the field or shop.
Designed as an OEM-style replacement and general-use tap and drill bit combo for hand cutting 10-24 national coarse machine screw threads in metal and similar materials.
Installation of this tap and drill bit set is typically performed by licensed tradespeople or skilled maintenance personnel. Always secure the workpiece before drilling and tapping, and use appropriate cutting fluid to reduce heat and extend tool life. This tool is rated for hand cutting applications only — do not use in power-driven tap handles. Follow applicable safety practices when working with cutting tools.
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