THE NIKKEN DT45-6 IS A QUICK CHANGE TOOL HOLDER FEATURING A 45 TAPER AND A 1/2″ DRILL CHUCK, DESIGNED FOR TOOLING AND DRILLING APPLICATIONS. THIS UNIT ALSO INCLUDES A HORIUCHI 13 MM MG - B6001 6394 CHUCK. THE TOOL HOLDER HAS AN APPROXIMATE OVERALL LENGTH OF 8 INCHES.