硬质钨钢球合金球23.825/23.83/23.835/23.84/23.845/23.85mm钢珠

天然裸石锰铝榴石价格低廉蛋面

gcr15轴承钢珠23.83/23.84/23.85/24.95/24.96/24.97/24.98mm钢珠

针规塞规量棒23.8 23.81 23.82 23.83 23.84 23.85 23.86 23.88

塞规精密价优正负0.001mm

销式针规塞规高精23.81/23.82/23.83/23.84/23.85/23.86/23.87MM

深立工针规塞规量棒棒规销规23.8

针规塞规量棒23.8 23.81 23.82 23.83 23.84 23.85 23.86 23.88

铁硅铝磁环直径47.16MM内孔23.84MM厚度18.75MM（184-060A

针规高精度塞规23.83 23.84 23.85 23.86 23.87 23.88 23.89mm

精密针规销式塞规23.81/23.82/23.83/23.84/23.85/23.86/-23.89MM

针规高精度塞规23.83 23.84 23.85 23.86 23.87 23.88 23.89mm