• Greenlee 645-011 Quick Change Arbor Core: Heavy-duty quick-change arbor designed for hole saws sized 5/8" to 2-1/4", enabling fast, secure bit changes without tools for maximum jobsite efficiency. • 1/4" Pilot. • Tool-Free.
Greenlee 645-001 Pilot Bit, 1/4" - Fits 645-011 Arbor
Cobalt-steel Bit Diameter 1/2"Use with Greenlee arbors 5/8 - 2-1/4". Split-point tip design eliminates need for center punch and resists...