Go over to the other side of the frame and use the canvas pliers to grab the canvas fabric. To tighten canvas fabric, begin by holding the pliers at a 45 degree angle then moving the pliers down towards the table.

Place the canvas pliers where you intend to place a staple .

While holding the fabric down, place a staple in the middle of that side of the frame.

Continue Step 7 on the two short sides of the frame.