NEW 12MM STRAIGHT SHANK ER20 COLLET CHUCK TOOL HOLDR GAGE LENGTH 120MM USA SELL

HOLDER TYPE ER COLLET HOLDER CLAMPING RANGE 3/16-1/2″ CLAMPING SIZE ER20. SHANK TYPE LATHE CHUCK DRAWBAR THREADN NO COLLET NUT ER20 MINI. OVERALL LENGTH7 5.1" SHANK LENGTH 4.5" SHANK WITH FLAT YES. If both quality and cost are your first concern.