Mills Machine Company, Inc.
- Custom manufactures to specs earth drilling tools, bits and related accessories, including hollow stem augers, solid augers, drilling bits.
- http://www.millsmachine.com

NUB Engineering Ltd
- UK supplier of foundation drill bits and also supply worldwide.
- http://www.nubeng.com

Smith Bits
- Offers oilfield roller cone, PDC, hammer, natural diamond, and mining roller cone bits for a variety of applications.
- http://www.smithbits.com/

Brady's Mining & Construction Supply Company
- Brady's Mining is a manufacturer and distributor designs and manufactures High Density Ceramic Drill Bits, Couplings, Adapters and Drill Steel for all underground mining operations.
- http://bradyceramic.com

Harvest Tool Company, LLC
- Supplier of underreamers, drill bits and downhole tools.
- http://harvesttool.com

Hughes Christensen
- A drill-bit manufacturer for the oil, gas, mining, and geothermal industries. Includes information about new technologies, rig counts and a library.
- http://www.hugheschris.com/

Bit Brokers
- Buy and sells drill bits.
- http://www.bitbrokers.com

Muprhy's WaterWell Bits
- Distributor of quality wholesale drill bits.
- http://murphysbits.com

Rock Tools
- Rock drilling bits shank adapters coupling sleeves spare parts for crawler drills chisels for hydraulic breakers
- http://www.hydrautek.co.kr

Albutt Mining and Drilling Supplies
- Canadian suppliers of button bits and steel to the mining industry and diamond bits and blades for the mineral exploration and construction field.
- http://www.allbuttminingsupplies.com/

Rockmore International
- Manufactures rock drilling tools and accessories. Drill bits, drill rods, drill accessories and other hard rock drilling tools used in mining and construction.
- http://www.rockmore-intl.com/