To compliment our extensive line of woodturning lathes, JET is introducing a nickel plated chuck with five unique sets of jaws, to keep projects securely on your lathe. Inside the custom JET molded case you will find: 1x Nickel Plated Chuck 1" X 8TPI 1x 190mm Nickel Plated Face Plate with 16 Grip studs 1x Nickel Plated Pin jaws (inside grip range 5-43mm, outside grip range 22-60mm) 1x #1 Round jaws (inside grip range 38-73mm, outside grip range 48-87mm) 1x #2 Round jaws (inside grip range 66-100mm, outside grip range 77-117mm) 1x Internal/external step jaws (inside grip range 8-43mm, outside grip range 20-78mm) 2x Woodworm screw (1/2"&3/8") 1x T-handle 1x 100mm Hex wrench The Jet Chuck Set (719900) fits JET models JWL-1015, JWL-1221, JWL1440, or any lathe with a 1" x 8TPI Spindle Thread. To fit to JET JWL-1640 and JWL-1840 (or any 1-1/4" spindle thread) use the JET Lathe Chuck Adaptor (719903).