For shaping wire, this is a plexiglass plate with holes positioned in a grid, and movable metal pegs for bending around. 3″ square. Square hole pattern with 238 holes, Hole spacing on horizontal axis = 1/4″, 3/32″ peg diameter (2.38mm diameter). Comes with 10 moveable, metal pegs. Great for working with 12, 14, 16, 18, and 20 gauge wire. The pattern for holes is 2/3 of size of the Olympus pattern. The Olympus-Lite makes slightly larger and bolder jewelry components than the Olympus. Includes an instruction sheet.