Carmex Thread Turning Holder 3.5 Helix Angle - Internal - Right Hand - 170mm OAL - 16IR Insert - 20 Shank SizeCarmex Internal Thread Turning Holder with a 3. 5 helix angle is a precision tool designed for machinists who need dependable internal threading on cylindrical parts. Built for right hand internal threads, it delivers clean, repeatable results in automotive, aerospace, and general manufacturing applications. 3. 5 helix angle: Optimizes chip flow and reduces cutting forces during internal threading to improve surface finish and tool life. Internal
Shopping security
Each payment you make on thelockerguy is secured with strict SSL encryption and PCI DSS data protection protocols