NEW 1.0 STRAIGHT SHANK ER20 M COLLET CHUCK TOOL HOLDR GAGE LENGTH 2.7" USA SELL

HOLDER TYPE ER COLLET HOLDER CLAMPING RANGE 3/16-1/2″ CLAMPING SIZE ER20. SHANK TYPE LATHE CHUCK DRAWBAR THREAD 1/4-20 COLLET NUT ER20 M. OVERALL LENGTH7 3.1" SHANK LENGTH 2.7" SHANK WITH FLAT YES. If both quality and cost are your first concern.