GREAT Fixed cutter bits/PDC bits manufacturing

Overview Starry Sky Roller BitGREAT has customized manufacture 90 ° U-shaped Roller Bit, 120 ° U-shaped Roller Bit and Starry Sky Roller Bit.The Roller bit mainly used for Rock reamer (Hole opener) ...

Steel tooth drills are suitable for extremely soft formations with low compressive strength and high drillability such as clay, mudstone, chalk, etc..

This is a 7 blade Matrix body PDC bit , with Stinger cutters back row, used for very abrasive formation.

Normally drag bits are 3 wings, but we can make 4 or 5 wings following your drawings or samples.