Irwin 4935705 12 Inch Quick Change Chuck Extension

Key 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 in quick-change range now holds insert bits magnetic for holding;Spade drill bit extensions quick change -hex shank lock-n-load length 12 inch Carbon steel construction sleeve and body. Jaw design holds bits securely on 6-flatted shanks as well as ball detent bits and the 1/4 inch Quick Change range now holds insert bits; magnetic for holding. Lock-n-Load system for one handed quick release.