Each wrench end has a different size opening with a 15° angle that provides clearance over obstructions.
22-18370 - Seven Piece SAE Combination Wrench Set
15° angle at both the open and box ends allow for work in confined spaces and provides clearance over obstructions.
22-18375 - Seven Piece Metric Combination Wrench Set
22-18385 - Three Piece Fully Reversible Ratcheting Offset Box Wrench Set
Set of three offset and fully reversible ratcheting box wrenches with different size single-hex openings on each end. Offset 25° for use in confined spaces and on long studs.
22-18390 - Grip-It® Hex Key Set - Six SAE and Six Metric Sizes
Handy hex key set fits in your pocket or tool box for quick access and helps eliminate the lost-key problem. Ends are square-cut for a secure full-depth fit and maximum contact with the hex socket to prevent slippage and stripping of the socket.
MCM Electronics has always provided me with quality parts and service for many years. Never a bad experience.