Min. Order Reference FOB Price
50 Pieces US$1.00-25.00 / Piece
Product Description
Outside Diameter 6 / 8 / 10 / 12 / 20 / 25 / 28 / 35 / 45 / 50 / 68/72mm Inside Diameter M14/Hex Shank Technology Designed for drilling hard granite, marble, engineering stone, concrete, brick Usage Concrete Surface, Hard and Soft Building Material Shape Drill Bit Set Diamond Material ...