BT30 ER11 4" COLLET CHUCK TOOL HOLDER G2.5 25000RPM USA SELL

SHANK TYPE BT30 DRAWBAR THREAD M12 X 1.75 COLLET NUT Hexagon. BALANCE G2.5 25000rpm Gage Length L 4.0″ COOLANT YES. HOLDER TYPE ER COLLET CHUCK CLAMPING RANGE 3/32-1/4″ CLAMPING SIZE ER11. If both quality and cost are your first concern.