20PCS Sanding Belts Zirconia 40 Grit 10x330mm Quality Power File Sander. Grit：40 Grit/ 60 Grit. Material: zirconium corundum. Sanding Machines File Sanding Belts. For Milwaukee 18V Welding Iron Temperature 300℃-510℃ 60W Electric Soldering Iron.
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