same by means of pin assembly 42 as shown in fig1 and 6 when the workbench 10 is to be transported the leg assemblies are folded up by removing pin assembly 42 and locating hole 56 provided on the brace 54 in the bracket 32 and thereafter reassembling pin assembly 42 the height of the leg assemblies can be adjusted by adjusting extension portions 56 which are located in the legs 46 of the assemblies 18 in accordance with the present invention the miter saw is located on power tool support site 12 in the gap 76 provided between table tops 60 and 62 depending on the size of the miter saw the power tool supporting site 12 may be adjusted in the horizontal direction by loosening the thumb screws 30 and adjusting the leg portions 24 of frame member 20 in the leg portions 22 of frame member 18 again depending on the size of the miter saw being used the workpiece supporting surface 14 comprising both table tops 60 and 62 may be moved relative to the power tool support site by adjusting the tubes 70 which telescopically receive guide members 58 depending on the size of the workpiece the extension wings 68 can be adjusted as noted above.