... hole, oval hole, oblong hole, square hole, triangle hole, diamond hole, The designs of hole: round hole, oval hole, oblong hole, square hole, triangle hole, diamond hole, hexagonal hole, figure hole, cross hole, cinquefoil hole, leave hole, scale hole, hole ... of follow-up produce, which including: equalization, cutting, turn, lapping sticking the bid, package, uncoil, getting rid of thorn, molding, ...