Front Locking Saw Blade Arbor 4-32mm Tungsten Steel Milling Cutter CNC Shank Rod. This front locking saw blade arbor is made from polished and hardened tungsten steel for stable performance in CNC milling applications. It is designed with an H6 xD10x10dx60L structure, where the inner hole diameter is 6mm, the head diameter is 10mm, the handle body diameter is 10mm, and the total length is 60mm. The milling cutter shank supports an inner bore range from 4mm to 32mm depending on the selected size. One piece is included according to your choice. Durable tungsten steel construction with polished and hardened finish. Accurate dimensions for stable milling performance. Wide inner bore range offering compatibility with various saw blades. 1pc CNC milling cutter shank. Please note that delays may occasionally occur due to factors beyond our control, such as flight disruptions, holidays, weather conditions, local postal delays, or natural disasters. Your satisfaction is our priority! Additionally, we offer a 60-day return guarantee on all items.