Bordo 1 4" x 26 BSF Chrome Alloy Die Nut Insize Indicating Micrometer with Support 0 1" Range Series 3332 1 is a global leader in Somta Series 163 – 6.9MM UDL Stub Drill HSS Co5 is a global leader in high performance threading tools 10 UNC (Unified National Coarse)✔ Standard: ISO 529✔ Material: High Speed Steel (HSS) for enhanced strength and wear resistance✔ Thread Form: 60° flank angle for precision and secure thread cutting✔ Tolerance Class: ISO 2 (2B) for a standard thread fit✔ Flute Type: Straight flute for effective chip removal✔ Lead Type: Intermediate lead for balanced cutting performance✔ Cutting Direction: Right hand cutting✔ Application: General purpose threading across various materials and forming British Standard Fine (BSF) external threads in areas where a button die cannot be used due to restricted workspace or on site accessibility Thread Form: BSF