Husky 1,025 Piece Master Mechanics Tool Set with Impact Sockets, Chrome Finish, and Foam Storage Trays 3 Rail Fencing 30 degree for standard wrenches 30 degree for standard wrenches Off corner loading design on box end provides better grip and reduces fastener rounding Thin head and beam provide greater access in confined work areas Flexible head provides access to hard to reach bolts and fasteners Size conveniently stamped on both ends of the beam for quick identification Manufactured from alloy steel for better strength and longer tool life Bright hold the handle with your right hand and use the slide rail to cut the wood by the 40T sharp saw blade 025 Piece Master Mechanics Tool Set is the ultimate solution for professionals and serious DIYers Q: Is the tool set suitable for both SAE and metric measurements