About SATC. SATC is a professional manufacturer of abrasive tools with 20 years. Grit : 10PCS x 40 grit, 5PCS x 60 grit, 3PCS x 80 grit, 2PCS x 120 grit. S ATC 20PCS 4.5 in Zirconia Aluminum Flap Discs.
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