... , rectangular hole, square, triangle, diamond, hexagonal, cross, slotted Opening type: round, square, triangle, diamond, star etc. ... rectangular, square, triangle, diamond, hexagonal, cross, slotted and special patterns to get special decoration results.Please indicate ... , elliptical, square, triangle, diamond, hexagonal, cross, slotted, star, plum blossom, other special patterns.Sheet sizenormally ...