Min. Order Reference FOB Price
5 Pieces US$4.50-7.00 / Piece
Product Description
Diamond vacuum brazed drill bit is the best choice for indoor dry drilling of porcerlain, granite, marble, dekton etc. Size: from 5-150mm Shank: M14, M10, 5/8''-11 thread with water, it can drill more holes We choose the best grade of diamonds for manufacturing our VB drill bit, grit of the ...