THE JACOBS 91-C6 SPINDLE NOSE LATHE CHUCK IS DESIGNED FOR RELIABLE TOOLING FUNCTIONALITY, FEATURING A D1-6 MOUNT WITH 3 PINS FOR SECURE ATTACHMENT. THIS MODEL HAS AN OVERALL DIAMETER OF 8 INCHES, MAKING IT COMPATIBLE WITH VARIOUS MACHINING TASKS REQUIRING PRECISION OPERATIONS ON EQUIPMENT SUITED FOR THIS TYPE OF SPINDLE NOSE LATHE CHUCK.