Walnut huller, side view, OAES. Grid made of 3/4" reinforcing steel welded to 1/2" boiler plate to form 1/2 of a cylinder. Bars spaced 3/4" apart. Grid diameter 11" inside length 4'. Grid gave rigidity to entire machine. Legs with bearing support bolted to end plates. Clearance between bars and cylinder lugs 1 1/4". feed end of grid closed by end plate. discharge end open. feed through made wide enough to accommodate wide scoop shovel. machine hulled walnuts as fast as one man could shovel them into trough. worked equally well with firm hulls or mushy. nuts were clean enough to stratisfy or could have been washed for cracking. Item #5562