Min. Order Reference FOB Price
50 Pieces US$4.00-20.00 / Piece
Product Description
China supplier 28mm 30mm 34mm 36mm 38mm 40mm 42mm tapered threaded button bit drill bits Our Advantage: 1.Selected grade Tungsten Carbide ensures greater hardness for better cutting performance. 2.Well executed brazing process to combine the carbide tip with steel body firmly together. ...