designer and manufacturer of down hole hammers and bits capable of drilling holes 3 1/2" - 45" (89 ­ 1143 mm) in diameter for the international drilling industry.

Products & Services

• • Numa Tool Company
  • Manufacturer Of Down Hole Hammers And Bits
  • Manufacturer Of Down Hole Bits
  • Manufacturer Of Down Hole Drills
  • Manufacturer Of Down Hole Tools
  • Manufacturer Of Dth Hammers And Bits
  • Manufacturer Of Dth Bits
  • Manufacturer Of Dth Drilling Equipment
  • Manufacturer Of Dth Tools
  • Manufacturer Of Drill Bits
  • Manufacturer Of Rock Bits
  • Manufacturer Of Rock Drilling Accessories
  • Manufacturer Of Rock Tools
  • Manufacturer Of Button Bits
  • Manufacturer Of Pneumatic Hammers
  • Manufacturer Of Pneumatic Down Hole Hammers
  • Manufacturer Of Pneumatic Drilling Tools
  • Manufacturer Of Pneumatic Rock Drills
  • Down The Hole
  • Hammer Drilling
  • Bits And Hammers
  • Eccentric Drilling Systems
  • Overburden Drilling Systems
  • Under Reaming Drilling Systems
• • Reverse Circulation Drilling
  • Horizontal Drilling
  • Water Well Drilling
  • Environmental Drilling
  • Specialty Drilling
  • Construction Drilling
  • Foundation Drilling
  • Quarry Drilling
  • Oil And Gas Drilling
  • Mineral Exploration Drilling
  • Hole Drilling
  • Mining Equipment
  • Piles
  • Caissons
  • Ground Engineering
  • No-dig
  • Tunneling
  • Trenchless
  • Champion
  • Challenger
  • Numex
  • Super Jaws
  • Sru
  • Eccentrix

Web Result

Rotation Speed

ROTATION SPEED Correct rotation speed has a direct effect on both bit life and hammer performance. Proper rotation is essential for long hammer and bit life. Some common elements involving rotation speed are: Bit Life Rotation Too Slow - The main purpose of rotating a down hole hammer and bit is to index the carbide button inserts to fresh rock on every impact. If the rotation is too slow the but...

http://www.numahammers.com/techmanual/rotspeed.html

Contact Form

CONTACT FORM * Required Fields Name: * Title: Company: * Address: City: State: Zip Code: Country: * Phone Number: * Fax: Email: * Industry: Please Specify Construction Foundation Geothermal Horizontal/No-Dig Mining Oil/Gas Quarry Utility Water Well Other Type of Drilling: Please Specify Conventional Reverse Circulation Horizontal Under-Reaming Other Hole Size: Rig(s): Comments/Additional Info: ...

http://www.numahammers.com/contact/contactme.html

NUMA: Contact Form: Technical

CONTACT FORM - TECHNICAL SUPPORT * Required Fields Name: * Title: Company: * Address: City: State: Zip Code: Country: * Phone Number: * Fax: Email: * Industry: Please Specify Construction Foundation Geothermal Horizontal/No-Dig Mining Oil/Gas Quarry Utility Water Well Other Type of Drilling: Please Specify Conventional Reverse Circulation Horizontal Under-Reaming Other Hole Size: Rig(s): Hammer(s)...

http://www.numahammers.com/contact/contacttech.html

Associations

Industry Membership/Association Listing ADSC: The International Association of Foundation Drilling PO Box 280379 9696 Skillman Street, Suite 280 Dallas, TX 75243 USA Phone: (214) 343-2091 Fax: (214) 343-2384 E-mail: adsc@adsc-iafd.com Website: www.adsc-iafd.com AEM: Association of Equipment Manufacturers 111 E. Wisconsin Avenue, Suite 1000 Milwaukee, WI 53202-4806 USA Phone: (414) 272-0943 Toll Fr...

http://www.numahammers.com/industrylinks.html

Numa & EuroIseki Announce...

Numa & EuroIseki Announce Joint Venture Thompson, CT USA - Numa, a leading manufacturer of down hole hammers and bits, has announced a joint venture agreement with EuroIseki Limited (EIL), a top provider of remote controlled tunneling systems. The alliance brings together two of the world's foremost horizontal drilling experts to design, manufacture and market a new range of drilling equipment...

http://www.numahammers.com/newsitems/PR-euroiseki.html

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