NEW 1.0 STRAIGHT SHANK ER20 COLLET CHUCK TOOL HOLDR GAGE LENGTH 4" USA SELL

HOLDER TYPE ER COLLET HOLDER CLAMPING RANGE 3/16-1/2″ CLAMPING SIZE ER20. COLLET NUT ER20 A. OVERALL LENGTH7 5.1" SHANK LENGTH 4.0" SHANK WITH FLAT YES. SHANK TYPE LATHE CHUCK DRAWBAR THREAD. If both quality and cost are your first concern.