• Numa will be exhibiting at Groundwater Week December 15 – 16, 2021 in Nashville, TN. Come see us in booth 802.

Hole Openers

Expansion of Pre-Drilled Holes

Hole Openers

Flexible Configurations for Expansion of Pre-Drilled Holes

•  Pilot designed for control of hole deviation

•  Available for up-flush and down-flush applications

•  Several grades of carbide and wear protection on head or pilot available

•  Numa retention system capable

•  Numa drive plate system standard on 10” (254 mm) shank and larger

•  Wide range of standard products with other sizes available upon request

 

View The Product Brochures

Contact Us for More Information

Use the following form to request access to the product brochures. If you have any questions, please contact us and we will be happy to assist you.

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