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51414 Solid Carbide CNC Spiral 'O' Single Flute, Plastic Cutting 3/8 Dia x 1-1/8 x 3/8 Shank x 3 Inch Long Up-Cut Router Bit
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Whiteside Router Bits RU5200T Three Flute with Spiral Bit, Up Cut Solid Carbide 1/2-Inch Cutting Diameter and 2-Inch Cutting Length - Up Spiral Router Bits - Amazon.com
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CNC Router Bits :: O Flute End Mills :: 3/8" Diameter O Flute Upcut Spiral End Mill CNC Router Bit - 3/8" Shank - Yonico 31017-SC
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