A power saw comprising: a table configured to receive a workpiece; a saw blade and motor assembly operatively connected to said table, said saw blade and motor assembly being configured to rotate a saw blade; a linear guide mechanism (22; 22'; 22"; 202) attached to said table and being configured to support said saw blade and motor assembly and enable movement of said saw blade and motor assembly along a predetermined linear path in either a forward or a rearward direction; said linear guide mechanism comprising at least two links (232; 222) connected by a hinge connection (300; 330; 340), characterized in that said hinge connection comprises: a shaft (302; 302') that is fixed for rotation with respect to a first one of said links (232; 222), but wherein said shaft (302; 302') is able to rotate with respect to a second one of said links (232; 222); a threaded aperture formed within a first end portion of said shaft; a pair of bearings (310; 312) associated with said second link, wherein said shaft is seated within said bearings (310; 312); a spacer surrounding said shaft (302; 302'), wherein said spacer is positioned between said bearings (310; 312); a bushing (320; 320') surrounding said first end portion of said shaft, wherein said bushing (320; 320') is positioned such that a first one of said bearings (310; 312) is located between said spacer and said bushing (320; 320'); a threaded fastening member configured and arranged to be inserted into said threaded aperture of said shaft (302; 302'); and a bushing flange extending radially outwardly from a first end portion of said bushing (320; 320'), wherein at least a portion of said bushing flange is configured and arranged to receive an axial force applied by said threaded fastening member as said threaded fastening member is tightened. a table configured to receive a workpiece; a saw blade and motor assembly operatively connected to said table, said saw blade and motor assembly being configured to rotate a saw blade; a linear guide mechanism (22; 22'; 22"; 202) attached to said table and being configured to support said saw blade and motor assembly and enable movement of said saw blade and motor assembly along a predetermined linear path in either a forward or a rearward direction; said linear guide mechanism comprising at least two links (232; 222) connected by a hinge connection (300; 330; 340), characterized in that said hinge connection comprises: a shaft (302; 302') that is fixed for rotation with respect to a first one of said links (232; 222), but wherein said shaft (302; 302') is able to rotate with respect to a second one of said links (232; 222); a threaded aperture formed within a first end portion of said shaft; a pair of bearings (310; 312) associated with said second link, wherein said shaft is seated within said bearings (310; 312); a spacer surrounding said shaft (302; 302'), wherein said spacer is positioned between said bearings (310; 312); a bushing (320; 320') surrounding said first end portion of said shaft, wherein said bushing (320; 320') is positioned such that a first one of said bearings (310; 312) is located between said spacer and said bushing (320; 320'); a threaded fastening member configured and arranged to be inserted into said threaded aperture of said shaft (302; 302'); and a bushing flange extending radially outwardly from a first end portion of said bushing (320; 320'), wherein at least a portion of said bushing flange is configured and arranged to receive an axial force applied by said threaded fastening member as said threaded fastening member is tightened. a shaft (302; 302') that is fixed for rotation with respect to a first one of said links (232; 222), but wherein said shaft (302; 302') is able to rotate with respect to a second one of said links (232; 222); a threaded aperture formed within a first end portion of said shaft; a pair of bearings (310; 312) associated with said second link, wherein said shaft is seated within said bearings (310; 312); a spacer surrounding said shaft (302; 302'), wherein said spacer is positioned between said bearings (310; 312); a bushing (320; 320') surrounding said first end portion of said shaft, wherein said bushing (320; 320') is positioned such that a first one of said bearings (310; 312) is located between said spacer and said bushing (320; 320'); a threaded fastening member configured and arranged to be inserted into said threaded aperture of said shaft (302; 302'); and a bushing flange extending radially outwardly from a first end portion of said bushing (320; 320'), wherein at least a portion of said bushing flange is configured and arranged to receive an axial force applied by said threaded fastening member as said threaded fastening member is tightened.