Two rails: Sliding smoothly while finding the drilling position.
Two special screws: Quick and stable positioning.
Hole drilling for regular-shaped: The triangular area is perfect for aligning symmetrical earring shapes, making it easy to find the center. After securing the drill guide, you can efficiently drill holes in batches.
Hole drilling for special position: The rectangular area is suitable for drilling holes in irregular-shaped earrings or for making holes in special positions.
Adjustable thickness: Add or remove pink pads to adjust thickness.