Cpu grinding,rust phosphating. non-slip,stable drill, high speed running,lower ciberation, effectively working. Small and simple.
This micro-grinding pen is great helping with the removal of IC chips and is also really helpful with CPU / motherboard repairs too. This
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fonefunshop W-05 Micro-Grinding Pen for IC Chip Removal : Cell Phones & Accessories
Portable IC Chip Grinding Removal Pen STE-S102
BG W-05 Rechargeable Portable Mini Electric Grinder Engraving Pen Power Tool IC Chip Phone CPU Repair,Screwdriver & Tweezer
W-05 MINI PORTABLE Ic Chip Grinding Remove Tool Rechargeable Portable
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3 types of grinding pens recommended, by Diyfixtoolsun
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W-05 Micro-Grinding Pen For IC Chip Removal
Micro Grinding Pen For IC Chip Removal W05
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