10 piece,D: 47 mm, Hole depth: 400 nm
10 piece,D: 25 mm, Hole depth: 400 nm
10 piece,D: 47 mm, Hole depth: 300 nm
10 piece,D: 25mm, Hole depth: 300 nm
10 piece,D: 47 mm, Hole depth: 200 nm
10 piece,D: 25mm, Hole depth: 200 nm
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