Wholesale Factory Price Tapered Wedge-Shape Button Bit for ...
Dome Shape Tapered Knock off Bit: Brand: ... Finland quarry. Diameter of bits from 30mm to 50mm with 4, 6, 7, 11, 12 degree, premium alloy tapered drill steel with Hexagonal. 22mm and Hexagonal. 25mm, The deliver capacity are very strong and can completely meet customer's requirements
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