Many U-joint applications are available both greasable and nongreasable, and which is stronger has long been debated. Proponents of nongreasable U-joints state that drilling a hole in the cross of the U-joint and tapping it for a grease zerk weakens the body of the joint.any U-joint applications are available both greasable and nongreasable, and which is stronger has long been debated. Proponents of nongreasable U-joints state that drilling a hole in the cross of the U-joint and tapping it for a grease zerk weakens the body of the joint.
Answer: BAK files are Backup Files primarily associated with Unknown Apple II File (found on Golden Orchard Apple II CD Rom). BAK files are also associated with Backup and FileViewPro. Additional types of files may also be using the BAK file extension.
The BUP files are âbackupâ files, duplicates of the IFO files and necessary because if the IFO files are unreadable (maybe a scratch on the disk), the player wouldnât be able to present menus, read the jump tables, etc. The VOB files are âvideo objectâ files and contained video encoded per the DVD Video spec.