Best Carbide SL4L6 1 2" Double Cut Long Series Carbide Burr deburring swivel head replacement blades E100 10 piece packmetalwork spare CNC 5 8VDC 10 6 3 1 2 & 3 4″ Heavy Duty Block and Pin Flaring Tool 5 8VDC 10 6 3 10 6 14VDC 10 6 3 10 6 30VDC 6 4 3 6 4 125VDC 0 ✔ Thread Size: 1 4" 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 Shaping & Grinding Enhance your machining operations with the Best Carbide SL4L6 1 2" Double Cut Long Series Carbide Burr—the perfect tool for professionals looking for long lasting durability