[4 mm] 1 pc size: Approx 4 x 4 x 2 mm Hole size: Approx 0.8 mm
[5 mm] 1 pc size: Approx 5 x 5 x 2 mm Hole size: Approx 1 mm
[6 mm] 1 pc size: Approx 6 x 6 x 3 mm Hole size: Approx 1 mm
[7 mm] 1 pc size: Approx 7 x 7 x 3 mm Hole size: Approx 1 mm
[8 mm] 1 pc size: Approx 8 x 8 x 3 mm Hole size: Approx 1 mm
[9 mm] 1 pc size: Approx 9 x 9 x 3 mm Hole size: Approx 1 mm
[10 mm] 1pc Size: Approx 10 x 10 x 4mm Hole size: Approx 1mm