John ALK 标记器 4 1/8英寸 8个径向刀片 4个较长标记位于3、6、9和12点钟位置 平柄

• Features eight radial blades for precise surgical marking needs.
• Includes four longer marks at three, six, nine positions.
• Additional long mark placed at twelve o'clock position clearly.
• Flat design ensures stable placement on various surgical surfaces.
• Twenty centimeter length provides adequate reach for operative fields.
• Designed specifically for accurate anatomical landmarking in clinical settings.