180W Mini Electric Drill Variable Speed Engraving Polishing Machine Rotary

180W Mini Electric Drill Variable Speed Dremel Engraving Polishing Machine Rotary Tool Wood Carving Polishing Grinder Grinding. Set with 4 pieces Engraving Pen Copper Core, Compatible with electric grinder 0.3-3.2MM accessories. Easy to handle multiple work scenarios. This is our power switch. It has a slot design to prevent the operation and replacement of accessories

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