Mining Roof Bits

Towanda Metadyne, Inc. manufactures coal mining roof bits to an in-house standard nomenclature. A part number made from the physical details of the roof bit is developed as follows:

Length (in inches) x Height (in inches) x Thickness (in inches) x Special Comment

Example: A roof bit with a length of 1.000", height of .400" and a thickness of .180" would be defined as: 1000 x 400 x 180 (see sketch).

Special Comments:

• Wide Angle
• Wide Angle Flat
• DS (Double-sided Angle)
• Flat
• Special

Notes:

1. The above standard is a general classification of the part's physical configuration.
2. To request pricing and availability, please supply a part print or detailed physical dimensions and required tolerances.
3. See Towanda Grade listing for available grades of Tungsten Carbide. Special grades available upon request.

Fox Chase Drive

P.O. Box 328 Towanda, PA 18848

Phone: 570-265-6963

Fax: 570-265-4100