Min. Order Reference FOB Price
1 Piece US$45.00-200.00 / Piece
Product Description
NQ HQ PQ NQ3 HQ3 Impregnated Diamond Core Drill Bits For Rock Product Description We can make many kinds of segments to cope with different materials, such as drilling concrete, reinforced concrete,granite,marble,sandstone, limestone and other industrial materials The optimum diamond size, ...