Xi'an Tydrillbits Co.,Ltd is one of the most famous China pdc arc pillar bit manufacturers, welcome to wholesale cheap pdc arc pillar bit from our factory.Description of PDC arc pillar bitsPDC pillar bit has a good anti-oblique effect, high strength and wear-resistance. Rock powder pillar bit to cut is thin and easy to discharge. We can provide PDC arc pillar bit with specification from75mm to 245mm.Application of PDC arc pillar bitsPDC arc pillar bit is made of steel and pdc cutters. PDC cutter is as its cutting teeth, Large amount of diamond is exposed makes it has a high drilling efficiency and has a long service life. Polycrystalline diamond as its gage protection. Because of these superior characteristics pillar drill bit is used in drilling in coal mining and water conservancy.