Worktable having adjustable shield

A worktable comprising:

• a housing,
• a frame pivotally attached to said housing, and including a casing secured thereto and rotated in concert with said frame relative to said housing, said casing including a chamber formed therein,
• a holder pivotally attached to said frame,
• a saw blade received in said chamber of said casing and including a spindle rotatably attached to said holder for cutting a work piece,
• a guide member attached to said spindle of said saw blade, for engaging with and for guiding the work piece after being cut by said saw blade,
• a follower pivotally attached to said casing, and rotatably attached to said spindle of said saw blade, for supporting said guide member,
• means for positioning said spindle of said saw blade to said holder, to allow said saw blade to be attached to and disengaged from said holder, said positioning means including a base attached to said follower and having a conduit formed in said base, and a spring biasing latch slidably attached to said follower and slidably received in said conduit of said follower and selectively engageable with said spindle for selectively positioning said spindle to said follower, said latch including a guide notch formed therein, and a fastener engaged with said base and slidably engaged into said guide notch of said latch for limiting said latch to move relative to said base.