Drag bits also named blade bits, with PDC cutter inserts on the blades, they are applied to rock formation f≤6,like mudstone, shale, sandstone, etc., mainly used for drain hole, grouting hole, geological and hydrology drilling,etc.
Usually drag bits are three wings, while sometime people need four wings , five wings or six wings.
Our drag bits selected high quality PDC cutters, which ensure the bits have high abrasion resistance, fast drilling speed and long life.
Our diameter is from75mm to 270mm, any special design is available upon customers' request.