6" FRONT-MOUNT SELF CENTERING TOP REVERSIBLE 3-JAW PLAIN BACK CHUCK (3900-3430)

6" Front Mount Top Reversible 3-Jaw Plain Back Chuck Made of high quality steel. Hardened and ground. Lathe chuck wrench supplied. Square & parallel to .0002". Front mount chucks are designed to be used with rotary tables and other devices where back mounting chucks can not be used. 3 pieces of M8 screws. T.I.R. is .0032". Maximum RPM is 3,600. Top reversible jaws. Shipping Weight: 21 lbs