WMW UNION Horizontal Borers Types BFT 80/3 and BFT 90/3 Catalogue. WMW UNION Horizontal Borers Types BFT 80/3 and BFT 90/3 Sales, Technical Specification & Accessories Catalogue. 16 pages. Manufacturers: WMW Union Models: BFT 80/3 BFT90/3 Contents: Catalog