With the 1/4 in. Hex 4 in. High-Speed Steel Pilot Bit, no tools are required to change the pilot bit or cup. Fitting all major brands of hole saw cups, its arbor fits all 1/4 in. quick change accessories for increased versatility. A robust, professional design utilizing high-quality materials adds longer life.
- Designed for Spinlock arbor
- Universal fit
- 135-degree split point for fast starts
- 1/4 in. Hex 4 in. High-Speed Steel Pilot Bit - HSP-HS