Irwin Lock-n-Load Quick Change Extensions 7/16" X 12" Spindle Nut wood boring

wood boring

Double spurs scribe the outside of the hole which reduces "break out"

offers quick & easy change system with no down time

3X longer life than traditional bits

Adjustable four-cutter counterbore cuts and clears chips quicker for fast

Irwin Lock-n-Load Quick Change Extensions 7/16" X 12" Spindle Nut wood boringLock n Load Quick Change Extensions Features: Carbon steel construction sleeve and body for durability and life Lock n Load system for one handed quick release Patented jaw design holds bits securely on 6 flatted shanks, as well as ball detent bits 1 4" Quick Change range now holds insert bits; magnetic for holding