Item Type: Face End Mill Arbor Shank_x000D_ Model: R8-22-7/16-20_x000D_ Material: 40cr alloy steel. _x000D_ Function: For planing, grooveing and cutting workpieces on milling machines. 1Reliable Work: Machining planes, grooves and parting off workpieces on milling machines. The machined surfaces quality is good. T pieces with hard skin and hardened layer can be added, which will improve product quality and processing efficiency. 2Broad Utility: Mainly used for CNC machining center, CNC engraving machine. Can also be installed on milling machines to process some harder and heat treated materials. 3Efficient Use: Ensuring stable working performance with reliability, the face end milling cutter shank enables efficient works with higher safety, which is very practical. 4Good Material: The fuselage is made of high quality 40cr alloy steel, resistant to multiple impacts and durable, has comfortable hand feel and beautiful appearance as well. 5Easy to Install: Comes with a light weight and a compact size, the convenient installation can be quickly completed in minutes.1 xFace End Mill Arbor Shank