diff --git a/src/Add-on/DrawDrilling/DrawDrillingTool.ts b/src/Add-on/DrawDrilling/DrawDrillingTool.ts
index 06c6ddc6c..ae6ae7099 100644
--- a/src/Add-on/DrawDrilling/DrawDrillingTool.ts
+++ b/src/Add-on/DrawDrilling/DrawDrillingTool.ts
@@ -1293,8 +1293,8 @@ export class DrawDrillingTool extends Singleton
                     && isParallelTo(p2, ZAxis, 0.01)
                     && isIntersect(0, en.Height, Math.min(p2.z, p2End.z), Math.max(p2.z, p2End.z), 1e-2))
                 {
-                    //判断通孔 木梢不修改Type和半径
-                    if (en.Type !== GangDrillType.Wood)
+                    //判断通孔 木梢不修改Type和半径(两边都不是木销)
+                    if (en.Type !== GangDrillType.Wood && refEn.Type !== GangDrillType.Wood)
                     {
                         //预埋件类型改为通孔
                         //除了偏移并且不是偏移0的情况，均为通孔类型