Handdo NMTB40-ER32 Tool Handle Suitable for CNC Engraving Machine and Milling Machine with Wrench and 12Pcs ER32 Collet

Made of high-quality alloy steel, which is sturdy, durable and tough Suitable for CNC engraving machine and milling machine Collet size range: 1/16, 3/32, 1/8, 3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8 and 13/16 inch Spindle drawbar thread: 5/8 inch - 11, accuracy: 0.0005 inch Package include: 1 x nmtb40-er32 collet chuck, 1 x wrench, 12 x collet set