Features:* C16-ER11-35L CNC Extension Milling Chuck Straight Shank Chuck Collet 40mm * & * Made of Material, and Practical to Use * The product is made of metal and has high hardness. It is suitable for long-term use and does not affect the accuracy of work.* Extended straight chuck,The chuck is long.* Suitable for deep hole processing to solve the need for deep processing extension.* To reduce the use of expanded tools, reduce processing costs, improve efficiency * Various product details have been carefully processed to ensure the stability and accuracy of the product.* The length of the extension and other parts are precisely ground to eliminate imbalances and improve safety when cutting. Specifications:* Model: C16-ER11-35L * Nut: ER11A * Body Length: 40mm (Including Nuts) * Body Length: 35mm * OPtional Shaft Hole: 5mm, 6mm, 8mm Package Contents:1 * Drill ChuckNote:1. The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.