INGERSOLL RAND 302B Pneumatic Air Angle Die Grinder 20000 Rpm, 3/8" Collet | eBay
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Amazon.com: Chicago Pneumatic - Air Die Grinder Tool, Welder, Woodworking, Automotive Car Detailing, Stainless Steel Polisher, Heavy Duty, Straight, (6.4mm) - 1/4 Inch (6 mm), 0.63 HP / 470 W - 27000 RPM : Everything Else
Micro Air Grinder (35,000rpm) (with 3mm & 6mm Collet) - Micro Pneumatic Grinders (35,000 rpm) Pencil Air Die Grinder, Pencil Die Air Grinder | Made in Taiwan Air tools & Pneumatic Hand