Brubaker Tool's 14NFGH4 is a 7/8-14 National Fine bottoming tap (4-flute), designed for precise internal threading in blind holes. The 4-flute geometry provides robust cutting action and a clean, full-depth thread to the hole bottom, enabling reliable engagement of high-strength fasteners. The model code 14NFGH4 identifies this Brubaker Tool variant optimized for bottoming tapping on 7/8-14 NF threads, making it suitable for automotive, industrial machinery, and maintenance work where accurate internal threads are required. Use this tap with a compatible tapping setup intended for 7/8-14 NF threads; it is intended for metalworking applications that demand precise, repeatable thread formation.
